/*!
 * UEditor Mini版本
 * version: 1.2.2
 * build: Thu Dec 22 2016 16:36:59 GMT+0800 (CST)
 */

(function($) {
  UMEDITOR_CONFIG = window.UMEDITOR_CONFIG || {}

window.UM = {
    plugins: {},

    commands: {},

    I18N: {},

    version: '1.2.2'
  }

var dom = UM.dom = {}
/**
 * 浏览器判断模块
 * @file
 * @module UE.browser
 * @since 1.2.6.1
 */

/**
 * 提供浏览器检测的模块
 * @unfile
 * @module UE.browser
 */
var browser = UM.browser = (function(){
    var agent = navigator.userAgent.toLowerCase(),
        opera = window.opera,
        browser = {
            /**
             * @property {boolean} ie 检测当前浏览器是否为IE
             * @example
             * ```javascript
             * if ( UE.browser.ie ) {
         *     console.log( '当前浏览器是IE' );
         * }
             * ```
             */
            ie		:  /(msie\s|trident.*rv:)([\w.]+)/.test(agent),

            /**
             * @property {boolean} opera 检测当前浏览器是否为Opera
             * @example
             * ```javascript
             * if ( UE.browser.opera ) {
         *     console.log( '当前浏览器是Opera' );
         * }
             * ```
             */
            opera	: ( !!opera && opera.version ),

            /**
             * @property {boolean} webkit 检测当前浏览器是否是webkit内核的浏览器
             * @example
             * ```javascript
             * if ( UE.browser.webkit ) {
         *     console.log( '当前浏览器是webkit内核浏览器' );
         * }
             * ```
             */
            webkit	: ( agent.indexOf( ' applewebkit/' ) > -1 ),

            /**
             * @property {boolean} mac 检测当前浏览器是否是运行在mac平台下
             * @example
             * ```javascript
             * if ( UE.browser.mac ) {
         *     console.log( '当前浏览器运行在mac平台下' );
         * }
             * ```
             */
            mac	: ( agent.indexOf( 'macintosh' ) > -1 ),

            /**
             * @property {boolean} quirks 检测当前浏览器是否处于“怪异模式”下
             * @example
             * ```javascript
             * if ( UE.browser.quirks ) {
         *     console.log( '当前浏览器运行处于“怪异模式”' );
         * }
             * ```
             */
            quirks : ( document.compatMode == 'BackCompat' )
        };

    /**
     * @property {boolean} gecko 检测当前浏览器内核是否是gecko内核
     * @example
     * ```javascript
     * if ( UE.browser.gecko ) {
    *     console.log( '当前浏览器内核是gecko内核' );
    * }
     * ```
     */
    browser.gecko =( navigator.product == 'Gecko' && !browser.webkit && !browser.opera && !browser.ie);

    var version = 0;

    // Internet Explorer 6.0+
    if ( browser.ie ){


        var v1 =  agent.match(/(?:msie\s([\w.]+))/);
        var v2 = agent.match(/(?:trident.*rv:([\w.]+))/);
        if(v1 && v2 && v1[1] && v2[1]){
            version = Math.max(v1[1]*1,v2[1]*1);
        }else if(v1 && v1[1]){
            version = v1[1]*1;
        }else if(v2 && v2[1]){
            version = v2[1]*1;
        }else{
            version = 0;
        }

        browser.ie11Compat = document.documentMode == 11;
        /**
         * @property { boolean } ie9Compat 检测浏览器模式是否为 IE9 兼容模式
         * @warning 如果浏览器不是IE， 则该值为undefined
         * @example
         * ```javascript
         * if ( UE.browser.ie9Compat ) {
         *     console.log( '当前浏览器运行在IE9兼容模式下' );
         * }
         * ```
         */
        browser.ie9Compat = document.documentMode == 9;

        /**
         * @property { boolean } ie8 检测浏览器是否是IE8浏览器
         * @warning 如果浏览器不是IE， 则该值为undefined
         * @example
         * ```javascript
         * if ( UE.browser.ie8 ) {
         *     console.log( '当前浏览器是IE8浏览器' );
         * }
         * ```
         */
        browser.ie8 = !!document.documentMode;

        /**
         * @property { boolean } ie8Compat 检测浏览器模式是否为 IE8 兼容模式
         * @warning 如果浏览器不是IE， 则该值为undefined
         * @example
         * ```javascript
         * if ( UE.browser.ie8Compat ) {
         *     console.log( '当前浏览器运行在IE8兼容模式下' );
         * }
         * ```
         */
        browser.ie8Compat = document.documentMode == 8;

        /**
         * @property { boolean } ie7Compat 检测浏览器模式是否为 IE7 兼容模式
         * @warning 如果浏览器不是IE， 则该值为undefined
         * @example
         * ```javascript
         * if ( UE.browser.ie7Compat ) {
         *     console.log( '当前浏览器运行在IE7兼容模式下' );
         * }
         * ```
         */
        browser.ie7Compat = ( ( version == 7 && !document.documentMode )
            || document.documentMode == 7 );

        /**
         * @property { boolean } ie6Compat 检测浏览器模式是否为 IE6 模式 或者怪异模式
         * @warning 如果浏览器不是IE， 则该值为undefined
         * @example
         * ```javascript
         * if ( UE.browser.ie6Compat ) {
         *     console.log( '当前浏览器运行在IE6模式或者怪异模式下' );
         * }
         * ```
         */
        browser.ie6Compat = ( version < 7 || browser.quirks );

        browser.ie9above = version > 8;

        browser.ie9below = version < 9;

    }

    // Gecko.
    if ( browser.gecko ){
        var geckoRelease = agent.match( /rv:([\d\.]+)/ );
        if ( geckoRelease )
        {
            geckoRelease = geckoRelease[1].split( '.' );
            version = geckoRelease[0] * 10000 + ( geckoRelease[1] || 0 ) * 100 + ( geckoRelease[2] || 0 ) * 1;
        }
    }

    /**
     * @property { Number } chrome 检测当前浏览器是否为Chrome, 如果是，则返回Chrome的大版本号
     * @warning 如果浏览器不是chrome， 则该值为undefined
     * @example
     * ```javascript
     * if ( UE.browser.chrome ) {
     *     console.log( '当前浏览器是Chrome' );
     * }
     * ```
     */
    if (/chrome\/(\d+\.\d)/i.test(agent)) {
        browser.chrome = + RegExp['\x241'];
    }

    /**
     * @property { Number } safari 检测当前浏览器是否为Safari, 如果是，则返回Safari的大版本号
     * @warning 如果浏览器不是safari， 则该值为undefined
     * @example
     * ```javascript
     * if ( UE.browser.safari ) {
     *     console.log( '当前浏览器是Safari' );
     * }
     * ```
     */
    if(/(\d+\.\d)?(?:\.\d)?\s+safari\/?(\d+\.\d+)?/i.test(agent) && !/chrome/i.test(agent)){
        browser.safari = + (RegExp['\x241'] || RegExp['\x242']);
    }


    // Opera 9.50+
    if ( browser.opera )
        version = parseFloat( opera.version() );

    // WebKit 522+ (Safari 3+)
    if ( browser.webkit )
        version = parseFloat( agent.match( / applewebkit\/(\d+)/ )[1] );

    /**
     * @property { Number } version 检测当前浏览器版本号
     * @remind
     * <ul>
     *     <li>IE系列返回值为5,6,7,8,9,10等</li>
     *     <li>gecko系列会返回10900，158900等</li>
     *     <li>webkit系列会返回其build号 (如 522等)</li>
     * </ul>
     * @example
     * ```javascript
     * console.log( '当前浏览器版本号是： ' + UE.browser.version );
     * ```
     */
    browser.version = version;

    /**
     * @property { boolean } isCompatible 检测当前浏览器是否能够与UEditor良好兼容
     * @example
     * ```javascript
     * if ( UE.browser.isCompatible ) {
     *     console.log( '浏览器与UEditor能够良好兼容' );
     * }
     * ```
     */
    browser.isCompatible =
        !browser.mobile && (
            ( browser.ie && version >= 6 ) ||
                ( browser.gecko && version >= 10801 ) ||
                ( browser.opera && version >= 9.5 ) ||
                ( browser.air && version >= 1 ) ||
                ( browser.webkit && version >= 522 ) ||
                false );
    return browser;
}());
  // 快捷方式
  var ie = browser.ie,
    webkit = browser.webkit,
    gecko = browser.gecko,
    opera = browser.opera
/**
 * @file
 * @name UM.Utils
 * @short Utils
 * @desc UEditor封装使用的静态工具函数
 * @import editor.js
 */
var utils = UM.utils = {
    /**
     * 遍历数组，对象，nodeList
     * @name each
     * @grammar UM.utils.each(obj,iterator,[context])
     * @since 1.2.4+
     * @desc
     * * obj 要遍历的对象
     * * iterator 遍历的方法,方法的第一个是遍历的值，第二个是索引，第三个是obj
     * * context  iterator的上下文
     * @example
     * UM.utils.each([1,2],function(v,i){
     *     console.log(v)//值
     *     console.log(i)//索引
     * })
     * UM.utils.each(document.getElementsByTagName('*'),function(n){
     *     console.log(n.tagName)
     * })
     */
    each: function(obj, iterator, context) {
      if (obj == null) return
        if (obj.length === +obj.length) {
        for (var i = 0, l = obj.length; i < l; i++) {
          if (iterator.call(context, obj[i], i, obj) === false)
            {return false;}
        }
      } else {
        for (var key in obj) {
          if (obj.hasOwnProperty(key)) {
            if (iterator.call(context, obj[key], key, obj) === false)
              {return false;}
          }
        }
      }
    },

    makeInstance: function(obj) {
      var noop = new Function()
        noop.prototype = obj
        obj = new noop
        noop.prototype = null
        return obj
    },
    /**
     * 将source对象中的属性扩展到target对象上
     * @name extend
     * @grammar UM.utils.extend(target,source)  => Object  //覆盖扩展
     * @grammar UM.utils.extend(target,source,true)  ==> Object  //保留扩展
     */
    extend: function(t, s, b) {
      if (s) {
        for (var k in s) {
          if (!b || !t.hasOwnProperty(k)) {
            t[k] = s[k]
                }
        }
      }
      return t
    },
    extend2: function(t) {
      var a = arguments
        for (var i = 1; i < a.length; i++) {
        var x = a[i]
            for (var k in x) {
          if (!t.hasOwnProperty(k)) {
            t[k] = x[k]
                }
        }
      }
      return t
    },
    /**
     * 模拟继承机制，subClass继承superClass
     * @name inherits
     * @grammar UM.utils.inherits(subClass,superClass) => subClass
     * @example
     * function SuperClass(){
     *     this.name = "小李";
     * }
     * SuperClass.prototype = {
     *     hello:function(str){
     *         console.log(this.name + str);
     *     }
     * }
     * function SubClass(){
     *     this.name = "小张";
     * }
     * UM.utils.inherits(SubClass,SuperClass);
     * var sub = new SubClass();
     * sub.hello("早上好!"); ==> "小张早上好！"
     */
    inherits: function(subClass, superClass) {
      var oldP = subClass.prototype,
        newP = utils.makeInstance(superClass.prototype)
        utils.extend(newP, oldP, true)
        subClass.prototype = newP
        return (newP.constructor = subClass)
    },

    /**
     * 用指定的context作为fn上下文，也就是this
     * @name bind
     * @grammar UM.utils.bind(fn,context)  =>  fn
     */
    bind: function(fn, context) {
      return function() {
        return fn.apply(context, arguments)
        };
    },

    /**
     * 创建延迟delay执行的函数fn
     * @name defer
     * @grammar UM.utils.defer(fn,delay)  =>fn   //延迟delay毫秒执行fn，返回fn
     * @grammar UM.utils.defer(fn,delay,exclusion)  =>fn   //延迟delay毫秒执行fn，若exclusion为真，则互斥执行fn
     * @example
     * function test(){
     *     console.log("延迟输出！");
     * }
     * //非互斥延迟执行
     * var testDefer = UM.utils.defer(test,1000);
     * testDefer();   =>  "延迟输出！";
     * testDefer();   =>  "延迟输出！";
     * //互斥延迟执行
     * var testDefer1 = UM.utils.defer(test,1000,true);
     * testDefer1();   =>  //本次不执行
     * testDefer1();   =>  "延迟输出！";
     */
    defer: function(fn, delay, exclusion) {
      var timerID
        return function() {
        if (exclusion) {
          clearTimeout(timerID)
            }
        timerID = setTimeout(fn, delay)
        };
    },

    /**
     * 查找元素item在数组array中的索引, 若找不到返回-1
     * @name indexOf
     * @grammar UM.utils.indexOf(array,item)  => index|-1  //默认从数组开头部开始搜索
     * @grammar UM.utils.indexOf(array,item,start)  => index|-1  //start指定开始查找的位置
     */
    indexOf: function(array, item, start) {
      var index = -1
        start = this.isNumber(start) ? start : 0
        this.each(array, function(v, i) {
        if (i >= start && v === item) {
          index = i
                return false
            }
      })
        return index
    },

    /**
     * 移除数组array中的元素item
     * @name removeItem
     * @grammar UM.utils.removeItem(array,item)
     */
    removeItem: function(array, item) {
      for (var i = 0, l = array.length; i < l; i++) {
        if (array[i] === item) {
          array.splice(i, 1)
                i--
            }
      }
    },

    /**
     * 删除字符串str的首尾空格
     * @name trim
     * @grammar UM.utils.trim(str) => String
     */
    trim: function(str) {
      return str.replace(/(^[ \t\n\r]+)|([ \t\n\r]+$)/g, '')
    },

    /**
     * 将字符串list(以','分隔)或者数组list转成哈希对象
     * @name listToMap
     * @grammar UM.utils.listToMap(list)  => Object  //Object形如{test:1,br:1,textarea:1}
     */
    listToMap: function(list) {
      if (!list) return {}
        list = utils.isArray(list) ? list : list.split(',')
        for (var i = 0, ci, obj = {}; ci = list[i++];) {
        obj[ci.toUpperCase()] = obj[ci] = 1
        }
      return obj
    },

    /**
     * 将str中的html符号转义,默认将转义''&<">''四个字符，可自定义reg来确定需要转义的字符
     * @name unhtml
     * @grammar UM.utils.unhtml(str);  => String
     * @grammar UM.utils.unhtml(str,reg)  => String
     * @example
     * var html = '<body>You say:"你好！Baidu & UEditor!"</body>';
     * UM.utils.unhtml(html);   ==>  &lt;body&gt;You say:&quot;你好！Baidu &amp; UEditor!&quot;&lt;/body&gt;
     * UM.utils.unhtml(html,/[<>]/g)  ==>  &lt;body&gt;You say:"你好！Baidu & UEditor!"&lt;/body&gt;
     */
    unhtml: function(str, reg) {
      return str ? str.replace(reg || /[&<">'](?:(amp|lt|quot|gt|#39|nbsp);)?/g, function(a, b) {
        if (b) {
          return a
            } else {
          return {
            '<': '&lt;',
            '&': '&amp;',
            '"': '&quot;',
            '>': '&gt;',
            "'": '&#39;'
          }[a]
        }
      }) : ''
    },
    /**
     * 将str中的转义字符还原成html字符
     * @name html
     * @grammar UM.utils.html(str)  => String   //详细参见<code><a href = '#unhtml'>unhtml</a></code>
     */
    html: function(str) {
      return str ? str.replace(/&((g|l|quo)t|amp|#39);/g, function(m) {
        return {
          '&lt;': '<',
          '&amp;': '&',
          '&quot;': '"',
          '&gt;': '>',
          '&#39;': "'"
        }[m]
      }) : ''
    },
    /**
     * 将css样式转换为驼峰的形式。如font-size => fontSize
     * @name cssStyleToDomStyle
     * @grammar UM.utils.cssStyleToDomStyle(cssName)  => String
     */
    cssStyleToDomStyle: (function () {
        var test = document.createElement('div').style,
            cache = {
                'float':test.cssFloat != undefined ? 'cssFloat' : test.styleFloat != undefined ? 'styleFloat' : 'float'
            };

        return function (cssName) {
            return cache[cssName] || (cache[cssName] = cssName.toLowerCase().replace(/-./g, function (match) {
                return match.charAt(1).toUpperCase();
            }));
        };
    }()),
    /**
     * 动态加载文件到doc中，并依据obj来设置属性，加载成功后执行回调函数fn
     * @name loadFile
     * @grammar UM.utils.loadFile(doc,obj)
     * @grammar UM.utils.loadFile(doc,obj,fn)
     * @example
     * //指定加载到当前document中一个script文件，加载成功后执行function
     * utils.loadFile( document, {
     *     src:"test.js",
     *     tag:"script",
     *     type:"text/javascript",
     *     defer:"defer"
     * }, function () {
     *     console.log('加载成功！')
     * });
     */
    loadFile: (function () {
        var tmpList = [];

        function getItem(doc, obj) {
            try {
                for (var i = 0, ci; ci = tmpList[i++];) {
                    if (ci.doc === doc && ci.url == (obj.src || obj.href)) {
                        return ci;
                    }
                }
            } catch (e) {
                return null;
            }

        }

        return function (doc, obj, fn) {
            var item = getItem(doc, obj);
            if (item) {
                if (item.ready) {
                    fn && fn();
                } else {
                    item.funs.push(fn)
                }
                return;
            }
            tmpList.push({
                doc:doc,
                url:obj.src || obj.href,
                funs:[fn]
            });
            if (!doc.body) {
                var html = [];
                for (var p in obj) {
                    if (p == 'tag')continue;
                    html.push(p + '="' + obj[p] + '"')
                }
                doc.write('<' + obj.tag + ' ' + html.join(' ') + ' ></' + obj.tag + '>');
                return;
            }
            if (obj.id && doc.getElementById(obj.id)) {
                return;
            }
            var element = doc.createElement(obj.tag);
            delete obj.tag;
            for (var p in obj) {
                element.setAttribute(p, obj[p]);
            }
            element.onload = element.onreadystatechange = function () {
                if (!this.readyState || /loaded|complete/.test(this.readyState)) {
                    item = getItem(doc, obj);
                    if (item.funs.length > 0) {
                        item.ready = 1;
                        for (var fi; fi = item.funs.pop();) {
                            fi();
                        }
                    }
                    element.onload = element.onreadystatechange = null;
                }
            };
            element.onerror = function () {
                throw Error('The load ' + (obj.href || obj.src) + ' fails,check the url settings of file umeditor.config.js ')
            };
            doc.getElementsByTagName("head")[0].appendChild(element);
        }
    }()),
    /**
     * 判断obj对象是否为空
     * @name isEmptyObject
     * @grammar UM.utils.isEmptyObject(obj)  => true|false
     * @example
     * UM.utils.isEmptyObject({}) ==>true
     * UM.utils.isEmptyObject([]) ==>true
     * UM.utils.isEmptyObject("") ==>true
     */
    isEmptyObject: function(obj) {
      if (obj == null) return true
        if (this.isArray(obj) || this.isString(obj)) return obj.length === 0
        for (var key in obj) if (obj.hasOwnProperty(key)) return false
        return true
    },

    /**
     * 统一将颜色值使用16进制形式表示
     * @name fixColor
     * @grammar UM.utils.fixColor(name,value) => value
     * @example
     * rgb(255,255,255)  => "#ffffff"
     */
    fixColor: function(name, value) {
      if (/color/i.test(name) && /rgba?/.test(value)) {
        var array = value.split(',')
            if (array.length > 3)
          {return "";}
        value = '#';
        for (var i = 0, color; color = array[i++];) {
          color = parseInt(color.replace(/[^\d]/gi, ''), 10).toString(16)
                value += color.length == 1 ? '0' + color : color
            }
        value = value.toUpperCase()
        }
      return value
    },

    /**
     * 深度克隆对象，从source到target
     * @name clone
     * @grammar UM.utils.clone(source) => anthorObj 新的对象是完整的source的副本
     * @grammar UM.utils.clone(source,target) => target包含了source的所有内容，重名会覆盖
     */
    clone: function(source, target) {
      var tmp
        target = target || {}
        for (var i in source) {
        if (source.hasOwnProperty(i)) {
          tmp = source[i]
                if (typeof tmp === 'object') {
            target[i] = utils.isArray(tmp) ? [] : {}
                    utils.clone(source[i], target[i])
          } else {
            target[i] = tmp
                }
        }
      }
      return target
    },
    /**
     * 转换cm/pt到px
     * @name transUnitToPx
     * @grammar UM.utils.transUnitToPx('20pt') => '27px'
     * @grammar UM.utils.transUnitToPx('0pt') => '0'
     */
    transUnitToPx: function(val) {
      if (!/(pt|cm)/.test(val)) {
        return val
      }
      var unit
        val.replace(/([\d.]+)(\w+)/, function(str, v, u) {
        val = v
            unit = u
        })
        switch (unit) {
        case 'cm':
          val = parseFloat(val) * 25
                break;
        case 'pt':
          val = Math.round(parseFloat(val) * 96 / 72)
        }
      return val + (val ? 'px' : '')
    },
    /**
     * 动态添加css样式
     * @name cssRule
     * @grammar UM.utils.cssRule('添加的样式的节点名称',['样式'，'放到哪个document上'])
     * @grammar UM.utils.cssRule('body','body{background:#ccc}') => null  //给body添加背景颜色
     * @grammar UM.utils.cssRule('body') =>样式的字符串  //取得key值为body的样式的内容,如果没有找到key值先关的样式将返回空，例如刚才那个背景颜色，将返回 body{background:#ccc}
     * @grammar UM.utils.cssRule('body','') =>null //清空给定的key值的背景颜色
     */
    cssRule: browser.ie && browser.version != 11 ? function(key, style, doc) {
      var indexList, index
        doc = doc || document
        if (doc.indexList) {
        indexList = doc.indexList
        } else {
        indexList = doc.indexList = {}
        }
      var sheetStyle
        if (!indexList[key]) {
        if (style === undefined) {
          return ''
        }
        sheetStyle = doc.createStyleSheet('', index = doc.styleSheets.length)
            indexList[key] = index
        } else {
        sheetStyle = doc.styleSheets[indexList[key]]
        }
      if (style === undefined) {
        return sheetStyle.cssText
      }
      sheetStyle.cssText = style || ''
    } : function(key, style, doc) {
      doc = doc || document
        var head = doc.getElementsByTagName('head')[0], node
        if (!(node = doc.getElementById(key))) {
        if (style === undefined) {
          return ''
        }
        node = doc.createElement('style')
            node.id = key
            head.appendChild(node)
      }
      if (style === undefined) {
        return node.innerHTML
      }
      if (style !== '') {
        node.innerHTML = style
        } else {
        head.removeChild(node)
      }
    }

  }
/**
 * 判断str是否为字符串
 * @name isString
 * @grammar UM.utils.isString(str) => true|false
 */
/**
 * 判断array是否为数组
 * @name isArray
 * @grammar UM.utils.isArray(obj) => true|false
 */
/**
 * 判断obj对象是否为方法
 * @name isFunction
 * @grammar UM.utils.isFunction(obj)  => true|false
 */
/**
 * 判断obj对象是否为数字
 * @name isNumber
 * @grammar UM.utils.isNumber(obj)  => true|false
 */
utils.each(['String', 'Function', 'Array', 'Number', 'RegExp', 'Object'], function(v) {
    UM.utils['is' + v] = function(obj) {
      return Object.prototype.toString.apply(obj) == '[object ' + v + ']'
    }
  })
/**
 * @file
 * @name UM.EventBase
 * @short EventBase
 * @import editor.js,core/utils.js
 * @desc UE采用的事件基类，继承此类的对应类将获取addListener,removeListener,fireEvent方法。
 * 在UE中，Editor以及所有ui实例都继承了该类，故可以在对应的ui对象以及editor对象上使用上述方法。
 */
var EventBase = UM.EventBase = function() {}

EventBase.prototype = {
    /**
     * 注册事件监听器
     * @name addListener
     * @grammar editor.addListener(types,fn)  //types为事件名称，多个可用空格分隔
     * @example
     * editor.addListener('selectionchange',function(){
     *      console.log("选区已经变化！");
     * })
     * editor.addListener('beforegetcontent aftergetcontent',function(type){
     *         if(type == 'beforegetcontent'){
     *             //do something
     *         }else{
     *             //do something
     *         }
     *         console.log(this.getContent) // this是注册的事件的编辑器实例
     * })
     */
    addListener: function(types, listener) {
      types = utils.trim(types).split(' ')
        for (var i = 0, ti; ti = types[i++];) {
        getListener(this, ti, true).push(listener)
        }
    },
    /**
     * 移除事件监听器
     * @name removeListener
     * @grammar editor.removeListener(types,fn)  //types为事件名称，多个可用空格分隔
     * @example
     * //changeCallback为方法体
     * editor.removeListener("selectionchange",changeCallback);
     */
    removeListener: function(types, listener) {
      types = utils.trim(types).split(' ')
        for (var i = 0, ti; ti = types[i++];) {
        utils.removeItem(getListener(this, ti) || [], listener)
        }
    },
    /**
     * 触发事件
     * @name fireEvent
     * @grammar editor.fireEvent(types)  //types为事件名称，多个可用空格分隔
     * @example
     * editor.fireEvent("selectionchange");
     */
    fireEvent: function() {
      var types = arguments[0]
        types = utils.trim(types).split(' ')
        for (var i = 0, ti; ti = types[i++];) {
        var listeners = getListener(this, ti),
          r, t, k
            if (listeners) {
          k = listeners.length
                while (k--) {
            if (!listeners[k]) continue
                    t = listeners[k].apply(this, arguments)
                    if (t === true) {
              return t
                    }
            if (t !== undefined) {
              r = t
                    }
          }
        }
        if (t = this['on' + ti.toLowerCase()]) {
          r = t.apply(this, arguments)
            }
      }
      return r
    }
  }
/**
 * 获得对象所拥有监听类型的所有监听器
 * @public
 * @function
 * @param {Object} obj  查询监听器的对象
 * @param {String} type 事件类型
 * @param {Boolean} force  为true且当前所有type类型的侦听器不存在时，创建一个空监听器数组
 * @returns {Array} 监听器数组
 */
function getListener(obj, type, force) {
    var allListeners
    type = type.toLowerCase()
    return ((allListeners = (obj.__allListeners || force && (obj.__allListeners = {}))) &&
        (allListeners[type] || force && (allListeners[type] = [])))
}

  // /import editor.js
  // /import core/dom/dom.js
  // /import core/utils.js
  /**
 * dtd html语义化的体现类
 * @constructor
 * @namespace dtd
 */
  var dtd = dom.dtd = (function() {
    function _(s) {
      for (var k in s) {
        s[k.toUpperCase()] = s[k]
        }
      return s
    }
    var X = utils.extend2
    var A = _({ isindex: 1, fieldset: 1 }),
      B = _({ input: 1, button: 1, select: 1, textarea: 1, label: 1 }),
      C = X(_({ a: 1 }), B),
      D = X({ iframe: 1 }, C),
      E = _({ hr: 1, ul: 1, menu: 1, div: 1, blockquote: 1, noscript: 1, table: 1, center: 1, address: 1, dir: 1, pre: 1, h5: 1, dl: 1, h4: 1, noframes: 1, h6: 1, ol: 1, h1: 1, h3: 1, h2: 1 }),
      F = _({ ins: 1, del: 1, script: 1, style: 1 }),
      G = X(_({ b: 1, acronym: 1, bdo: 1, 'var': 1, '#': 1, abbr: 1, code: 1, br: 1, i: 1, cite: 1, kbd: 1, u: 1, strike: 1, s: 1, tt: 1, strong: 1, q: 1, samp: 1, em: 1, dfn: 1, span: 1 }), F),
      H = X(_({ sub: 1, img: 1, embed: 1, object: 1, sup: 1, basefont: 1, map: 1, applet: 1, font: 1, big: 1, small: 1 }), G),
      I = X(_({ p: 1 }), H),
      J = X(_({ iframe: 1 }), H, B),
      K = _({ img: 1, embed: 1, noscript: 1, br: 1, kbd: 1, center: 1, button: 1, basefont: 1, h5: 1, h4: 1, samp: 1, h6: 1, ol: 1, h1: 1, h3: 1, h2: 1, form: 1, font: 1, '#': 1, select: 1, menu: 1, ins: 1, abbr: 1, label: 1, code: 1, table: 1, script: 1, cite: 1, input: 1, iframe: 1, strong: 1, textarea: 1, noframes: 1, big: 1, small: 1, span: 1, hr: 1, sub: 1, bdo: 1, 'var': 1, div: 1, object: 1, sup: 1, strike: 1, dir: 1, map: 1, dl: 1, applet: 1, del: 1, isindex: 1, fieldset: 1, ul: 1, b: 1, acronym: 1, a: 1, blockquote: 1, i: 1, u: 1, s: 1, tt: 1, address: 1, q: 1, pre: 1, p: 1, em: 1, dfn: 1 }),

      L = X(_({ a: 0 }), J), // a不能被切开，所以把他
      M = _({ tr: 1 }),
      N = _({ '#': 1 }),
      O = X(_({ param: 1 }), K),
      P = X(_({ form: 1 }), A, D, E, I),
      Q = _({ li: 1, ol: 1, ul: 1 }),
      R = _({ style: 1, script: 1 }),
      S = _({ base: 1, link: 1, meta: 1, title: 1 }),
      T = X(S, R),
      U = _({ head: 1, body: 1 }),
      V = _({ html: 1 })

    var block = _({ address: 1, blockquote: 1, center: 1, dir: 1, div: 1, dl: 1, fieldset: 1, form: 1, h1: 1, h2: 1, h3: 1, h4: 1, h5: 1, h6: 1, hr: 1, isindex: 1, menu: 1, noframes: 1, ol: 1, p: 1, pre: 1, table: 1, ul: 1 }),

      empty = _({ area: 1, base: 1, basefont: 1, br: 1, col: 1, command: 1, dialog: 1, embed: 1, hr: 1, img: 1, input: 1, isindex: 1, keygen: 1, link: 1, meta: 1, param: 1, source: 1, track: 1, wbr: 1 })

    return _({

      // $ 表示自定的属性

      // body外的元素列表.
      $nonBodyContent: X(V, U, S),

      // 块结构元素列表
      $block: block,

      // 内联元素列表
      $inline: L,

      $inlineWithA: X(_({ a: 1 }), L),

      $body: X(_({ script: 1, style: 1 }), block),

      $cdata: _({ script: 1, style: 1 }),

      // 自闭和元素
      $empty: empty,

      // 不是自闭合，但不能让range选中里边
      $nonChild: _({ iframe: 1, textarea: 1 }),
      // 列表元素列表
      $listItem: _({ dd: 1, dt: 1, li: 1 }),

      // 列表根元素列表
      $list: _({ ul: 1, ol: 1, dl: 1 }),

      // 不能认为是空的元素
      $isNotEmpty: _({ table: 1, ul: 1, ol: 1, dl: 1, iframe: 1, area: 1, base: 1, col: 1, hr: 1, img: 1, embed: 1, input: 1, link: 1, meta: 1, param: 1, h1: 1, h2: 1, h3: 1, h4: 1, h5: 1, h6: 1 }),

      // 如果没有子节点就可以删除的元素列表，像span,a
      $removeEmpty: _({ a: 1, abbr: 1, acronym: 1, address: 1, b: 1, bdo: 1, big: 1, cite: 1, code: 1, del: 1, dfn: 1, em: 1, font: 1, i: 1, ins: 1, label: 1, kbd: 1, q: 1, s: 1, samp: 1, small: 1, span: 1, strike: 1, strong: 1, sub: 1, sup: 1, tt: 1, u: 1, 'var': 1 }),

      $removeEmptyBlock: _({ 'p': 1, 'div': 1 }),

      // 在table元素里的元素列表
      $tableContent: _({ caption: 1, col: 1, colgroup: 1, tbody: 1, td: 1, tfoot: 1, th: 1, thead: 1, tr: 1, table: 1 }),
      // 不转换的标签
      $notTransContent: _({ pre: 1, script: 1, style: 1, textarea: 1 }),
      html: U,
      head: T,
      style: N,
      script: N,
      body: P,
      base: {},
      link: {},
      meta: {},
      title: N,
      col: {},
      tr: _({ td: 1, th: 1 }),
      img: {},
      embed: {},
      colgroup: _({ thead: 1, col: 1, tbody: 1, tr: 1, tfoot: 1 }),
      noscript: P,
      td: P,
      br: {},
      th: P,
      center: P,
      kbd: L,
      button: X(I, E),
      basefont: {},
      h5: L,
      h4: L,
      samp: L,
      h6: L,
      ol: Q,
      h1: L,
      h3: L,
      option: N,
      h2: L,
      form: X(A, D, E, I),
      select: _({ optgroup: 1, option: 1 }),
      font: L,
      ins: L,
      menu: Q,
      abbr: L,
      label: L,
      table: _({ thead: 1, col: 1, tbody: 1, tr: 1, colgroup: 1, caption: 1, tfoot: 1 }),
      code: L,
      tfoot: M,
      cite: L,
      li: P,
      input: {},
      iframe: P,
      strong: L,
      textarea: N,
      noframes: P,
      big: L,
      small: L,
      // trace:
      span: _({ '#': 1, br: 1, b: 1, strong: 1, u: 1, i: 1, em: 1, sub: 1, sup: 1, strike: 1, span: 1 }),
      hr: L,
      dt: L,
      sub: L,
      optgroup: _({ option: 1 }),
      param: {},
      bdo: L,
      'var': L,
      div: P,
      object: O,
      sup: L,
      dd: P,
      strike: L,
      area: {},
      dir: Q,
      map: X(_({ area: 1, form: 1, p: 1 }), A, F, E),
      applet: O,
      dl: _({ dt: 1, dd: 1 }),
      del: L,
      isindex: {},
      fieldset: X(_({ legend: 1 }), K),
      thead: M,
      ul: Q,
      acronym: L,
      b: L,
      a: X(_({ a: 1 }), J),
      blockquote: X(_({ td: 1, tr: 1, tbody: 1, li: 1 }), P),
      caption: L,
      i: L,
      u: L,
      tbody: M,
      s: L,
      address: X(D, I),
      tt: L,
      legend: L,
      q: L,
      pre: X(G, C),
      p: X(_({ 'a': 1 }), L),
      em: L,
      dfn: L
    })
})()

/**
 * @file
 * @name UM.dom.domUtils
 * @short DomUtils
 * @import editor.js, core/utils.js,core/browser.js,core/dom/dtd.js
 * @desc UEditor封装的底层dom操作库
 */

function getDomNode(node, start, ltr, startFromChild, fn, guard) {
    var tmpNode = startFromChild && node[start],
      parent
    !tmpNode && (tmpNode = node[ltr])
    while (!tmpNode && (parent = (parent || node).parentNode)) {
      if (parent.tagName == 'BODY' || guard && !guard(parent)) {
        return null
        }
      tmpNode = parent[ltr]
    }
    if (tmpNode && fn && !fn(tmpNode)) {
      return getDomNode(tmpNode, start, ltr, false, fn)
    }
    return tmpNode
}
  var attrFix = ie && browser.version < 9 ? {
      tabindex: 'tabIndex',
      readonly: 'readOnly',
      'for': 'htmlFor',
      'class': 'className',
      maxlength: 'maxLength',
      cellspacing: 'cellSpacing',
      cellpadding: 'cellPadding',
      rowspan: 'rowSpan',
      colspan: 'colSpan',
      usemap: 'useMap',
      frameborder: 'frameBorder'
    } : {
      tabindex: 'tabIndex',
      readonly: 'readOnly'
    },
    styleBlock = utils.listToMap([
      '-webkit-box', '-moz-box', 'block',
      'list-item', 'table', 'table-row-group',
      'table-header-group', 'table-footer-group',
      'table-row', 'table-column-group', 'table-column',
      'table-cell', 'table-caption'
    ])
var domUtils = dom.domUtils = {
    // 节点常量
    NODE_ELEMENT: 1,
    NODE_DOCUMENT: 9,
    NODE_TEXT: 3,
    NODE_COMMENT: 8,
    NODE_DOCUMENT_FRAGMENT: 11,

    // 位置关系
    POSITION_IDENTICAL: 0,
    POSITION_DISCONNECTED: 1,
    POSITION_FOLLOWING: 2,
    POSITION_PRECEDING: 4,
    POSITION_IS_CONTAINED: 8,
    POSITION_CONTAINS: 16,
    // ie6使用其他的会有一段空白出现
    fillChar: ie && browser.version == '6' ? '\ufeff' : '\u200B',
    // -------------------------Node部分--------------------------------
    keys: {
      /* Backspace*/ 8: 1, /* Delete*/ 46: 1,
      /* Shift*/ 16: 1, /* Ctrl*/ 17: 1, /* Alt*/ 18: 1,
      37: 1, 38: 1, 39: 1, 40: 1,
      13: 1 /* enter*/
    },
    breakParent: function(node, parent) {
      var tmpNode,
        parentClone = node,
        clone = node,
        leftNodes,
        rightNodes
        do {
        parentClone = parentClone.parentNode
            if (leftNodes) {
          tmpNode = parentClone.cloneNode(false)
                tmpNode.appendChild(leftNodes)
                leftNodes = tmpNode
                tmpNode = parentClone.cloneNode(false)
                tmpNode.appendChild(rightNodes)
                rightNodes = tmpNode
            } else {
          leftNodes = parentClone.cloneNode(false)
                rightNodes = leftNodes.cloneNode(false)
            }
        while (tmpNode = clone.previousSibling) {
          leftNodes.insertBefore(tmpNode, leftNodes.firstChild)
            }
        while (tmpNode = clone.nextSibling) {
          rightNodes.appendChild(tmpNode)
            }
        clone = parentClone
        } while (parent !== parentClone)
        tmpNode = parent.parentNode
        tmpNode.insertBefore(leftNodes, parent)
        tmpNode.insertBefore(rightNodes, parent)
        tmpNode.insertBefore(node, rightNodes)
        domUtils.remove(parent)
        return node
    },
    trimWhiteTextNode: function(node) {
      function remove(dir) {
        var child
            while ((child = node[dir]) && child.nodeType == 3 && domUtils.isWhitespace(child)) {
          node.removeChild(child)
            }
      }
      remove('firstChild')
        remove('lastChild')
    },
    /**
     * 获取节点A相对于节点B的位置关系
     * @name getPosition
     * @grammar UM.dom.domUtils.getPosition(nodeA,nodeB)  =>  Number
     * @example
     *  switch (returnValue) {
     *      case 0: //相等，同一节点
     *      case 1: //无关，节点不相连
     *      case 2: //跟随，即节点A头部位于节点B头部的后面
     *      case 4: //前置，即节点A头部位于节点B头部的前面
     *      case 8: //被包含，即节点A被节点B包含
     *      case 10://组合类型，即节点A满足跟随节点B且被节点B包含。实际上，如果被包含，必定跟随，所以returnValue事实上不会存在8的情况。
     *      case 16://包含，即节点A包含节点B
     *      case 20://组合类型，即节点A满足前置节点A且包含节点B。同样，如果包含，必定前置，所以returnValue事实上也不会存在16的情况
     *  }
     */
    getPosition: function(nodeA, nodeB) {
      // 如果两个节点是同一个节点
      if (nodeA === nodeB) {
        // domUtils.POSITION_IDENTICAL
        return 0
        }
      var node,
        parentsA = [nodeA],
        parentsB = [nodeB]
        node = nodeA
        while (node = node.parentNode) {
        // 如果nodeB是nodeA的祖先节点
        if (node === nodeB) {
          // domUtils.POSITION_IS_CONTAINED + domUtils.POSITION_FOLLOWING
          return 10
            }
        parentsA.push(node)
        }
      node = nodeB
        while (node = node.parentNode) {
        // 如果nodeA是nodeB的祖先节点
        if (node === nodeA) {
          // domUtils.POSITION_CONTAINS + domUtils.POSITION_PRECEDING
          return 20
            }
        parentsB.push(node)
        }
      parentsA.reverse()
        parentsB.reverse()
        if (parentsA[0] !== parentsB[0]) {
        // domUtils.POSITION_DISCONNECTED
        return 1
        }
      var i = -1
        while (i++, parentsA[i] === parentsB[i]) {
      }
      nodeA = parentsA[i]
        nodeB = parentsB[i]
        while (nodeA = nodeA.nextSibling) {
        if (nodeA === nodeB) {
          // domUtils.POSITION_PRECEDING
          return 4
        }
      }
      // domUtils.POSITION_FOLLOWING
      return 2
    },

    /**
     * 返回节点node在父节点中的索引位置
     * @name getNodeIndex
     * @grammar UM.dom.domUtils.getNodeIndex(node)  => Number  //索引值从0开始
     */
    getNodeIndex: function(node, ignoreTextNode) {
      var preNode = node,
        i = 0
        while (preNode = preNode.previousSibling) {
        if (ignoreTextNode && preNode.nodeType == 3) {
          if (preNode.nodeType != preNode.nextSibling.nodeType) {
            i++
                }
          continue
            }
        i++
        }
      return i
    },

    /**
     * 检测节点node是否在节点doc的树上，实质上是检测是否被doc包含
     * @name inDoc
     * @grammar UM.dom.domUtils.inDoc(node,doc)   =>  true|false
     */
    inDoc: function(node, doc) {
      return domUtils.getPosition(node, doc) == 10
    },
    /**
     * 查找node节点的祖先节点
     * @name findParent
     * @grammar UM.dom.domUtils.findParent(node)  => Element  // 直接返回node节点的父节点
     * @grammar UM.dom.domUtils.findParent(node,filterFn)  => Element  //filterFn为过滤函数，node作为参数，返回true时才会将node作为符合要求的节点返回
     * @grammar UM.dom.domUtils.findParent(node,filterFn,includeSelf)  => Element  //includeSelf指定是否包含自身
     */
    findParent: function(node, filterFn, includeSelf) {
      if (node && !domUtils.isBody(node)) {
        node = includeSelf ? node : node.parentNode
            while (node) {
          if (!filterFn || filterFn(node) || domUtils.isBody(node)) {
            return filterFn && !filterFn(node) && domUtils.isBody(node) ? null : node
                }
          node = node.parentNode
            }
      }
      return null
    },
    /**
     * 通过tagName查找node节点的祖先节点
     * @name findParentByTagName
     * @grammar UM.dom.domUtils.findParentByTagName(node,tagNames)   =>  Element  //tagNames支持数组，区分大小写
     * @grammar UM.dom.domUtils.findParentByTagName(node,tagNames,includeSelf)   =>  Element  //includeSelf指定是否包含自身
     * @grammar UM.dom.domUtils.findParentByTagName(node,tagNames,includeSelf,excludeFn)   =>  Element  //excludeFn指定例外过滤条件，返回true时忽略该节点
     */
    findParentByTagName: function(node, tagNames, includeSelf, excludeFn) {
      tagNames = utils.listToMap(utils.isArray(tagNames) ? tagNames : [tagNames])
        return domUtils.findParent(node, function(node) {
        return tagNames[node.tagName] && !(excludeFn && excludeFn(node))
        }, includeSelf)
    },
    /**
     * 查找节点node的祖先节点集合
     * @name findParents
     * @grammar UM.dom.domUtils.findParents(node)  => Array  //返回一个祖先节点数组集合，不包含自身
     * @grammar UM.dom.domUtils.findParents(node,includeSelf)  => Array  //返回一个祖先节点数组集合，includeSelf指定是否包含自身
     * @grammar UM.dom.domUtils.findParents(node,includeSelf,filterFn)  => Array  //返回一个祖先节点数组集合，filterFn指定过滤条件，返回true的node将被选取
     * @grammar UM.dom.domUtils.findParents(node,includeSelf,filterFn,closerFirst)  => Array  //返回一个祖先节点数组集合，closerFirst为true的话，node的直接父亲节点是数组的第0个
     */
    findParents: function(node, includeSelf, filterFn, closerFirst) {
      var parents = includeSelf && (filterFn && filterFn(node) || !filterFn) ? [node] : []
        while (node = domUtils.findParent(node, filterFn)) {
        parents.push(node)
        }
      return closerFirst ? parents : parents.reverse()
    },

    /**
     * 在节点node后面插入新节点newNode
     * @name insertAfter
     * @grammar UM.dom.domUtils.insertAfter(node,newNode)  => newNode
     */
    insertAfter: function(node, newNode) {
      return node.parentNode.insertBefore(newNode, node.nextSibling)
    },

    /**
     * 删除节点node，并根据keepChildren指定是否保留子节点
     * @name remove
     * @grammar UM.dom.domUtils.remove(node)  =>  node
     * @grammar UM.dom.domUtils.remove(node,keepChildren)  =>  node
     */
    remove: function(node, keepChildren) {
      var parent = node.parentNode,
        child
        if (parent) {
        if (keepChildren && node.hasChildNodes()) {
          while (child = node.firstChild) {
            parent.insertBefore(child, node)
                }
        }
        parent.removeChild(node)
        }
      return node
    },

    /**
     * 取得node节点的下一个兄弟节点， 如果该节点其后没有兄弟节点， 则递归查找其父节点之后的第一个兄弟节点，
     * 直到找到满足条件的节点或者递归到BODY节点之后才会结束。
     * @method getNextDomNode
     * @param { Node } node 需要获取其后的兄弟节点的节点对象
     * @return { Node | NULL } 如果找满足条件的节点， 则返回该节点， 否则返回NULL
     * @example
     * ```html
     *     <body>
     *      <div id="test">
     *          <span></span>
     *      </div>
     *      <i>xxx</i>
     * </body>
     * <script>
     *
     *     //output: i节点
     *     console.log( UE.dom.domUtils.getNextDomNode( document.getElementById( "test" ) ) );
     *
     * </script>
     * ```
     * @example
     * ```html
     * <body>
     *      <div>
     *          <span></span>
     *          <i id="test">xxx</i>
     *      </div>
     *      <b>xxx</b>
     * </body>
     * <script>
     *
     *     //由于id为test的i节点之后没有兄弟节点， 则查找其父节点（div）后面的兄弟节点
     *     //output: b节点
     *     console.log( UE.dom.domUtils.getNextDomNode( document.getElementById( "test" ) ) );
     *
     * </script>
     * ```
     */

    /**
     * 取得node节点的下一个兄弟节点， 如果startFromChild的值为ture，则先获取其子节点，
     * 如果有子节点则直接返回第一个子节点；如果没有子节点或者startFromChild的值为false，
     * 则执行<a href="#UE.dom.domUtils.getNextDomNode(Node)">getNextDomNode(Node node)</a>的查找过程。
     * @method getNextDomNode
     * @param { Node } node 需要获取其后的兄弟节点的节点对象
     * @param { Boolean } startFromChild 查找过程是否从其子节点开始
     * @return { Node | NULL } 如果找满足条件的节点， 则返回该节点， 否则返回NULL
     * @see UE.dom.domUtils.getNextDomNode(Node)
     */
    getNextDomNode: function(node, startFromChild, filterFn, guard) {
      return getDomNode(node, 'firstChild', 'nextSibling', startFromChild, filterFn, guard)
    },
    getPreDomNode: function(node, startFromChild, filterFn, guard) {
      return getDomNode(node, 'lastChild', 'previousSibling', startFromChild, filterFn, guard)
    },

    /**
     * 检测节点node是否属于bookmark节点
     * @name isBookmarkNode
     * @grammar UM.dom.domUtils.isBookmarkNode(node)  => true|false
     */
    isBookmarkNode: function(node) {
      return node.nodeType == 1 && node.id && /^_baidu_bookmark_/i.test(node.id)
    },
    /**
     * 获取节点node所在的window对象
     * @name  getWindow
     * @grammar UM.dom.domUtils.getWindow(node)  => window对象
     */
    getWindow: function(node) {
      var doc = node.ownerDocument || node
        return doc.defaultView || doc.parentWindow
    },

    /**
     * 获取离nodeA与nodeB最近的公共的祖先节点
     * @method  getCommonAncestor
     * @param { Node } nodeA 第一个节点
     * @param { Node } nodeB 第二个节点
     * @remind 如果给定的两个节点是同一个节点， 将直接返回该节点。
     * @return { Node | NULL } 如果未找到公共节点， 返回NULL， 否则返回最近的公共祖先节点。
     * @example
     * ```javascript
     * var commonAncestor = UE.dom.domUtils.getCommonAncestor( document.body, document.body.firstChild );
     * //output: true
     * console.log( commonAncestor.tagName.toLowerCase() === 'body' );
     * ```
     */
    getCommonAncestor: function(nodeA, nodeB) {
      if (nodeA === nodeB)
        {return nodeA;}
      var parentsA = [nodeA], parentsB = [nodeB], parent = nodeA, i = -1
        while (parent = parent.parentNode) {
        if (parent === nodeB) {
          return parent
            }
        parentsA.push(parent)
        }
      parent = nodeB
        while (parent = parent.parentNode) {
        if (parent === nodeA)
          {return parent;}
        parentsB.push(parent)
        }
      parentsA.reverse()
        parentsB.reverse()
        while (i++, parentsA[i] === parentsB[i]) {
      }
      return i == 0 ? null : parentsA[i - 1]

    },
    /**
     * 清除node节点左右连续为空的兄弟inline节点
     * @method clearEmptySibling
     * @param { Node } node 执行的节点对象， 如果该节点的左右连续的兄弟节点是空的inline节点，
     * 则这些兄弟节点将被删除
     * @grammar UE.dom.domUtils.clearEmptySibling(node,ignoreNext)  //ignoreNext指定是否忽略右边空节点
     * @grammar UE.dom.domUtils.clearEmptySibling(node,ignoreNext,ignorePre)  //ignorePre指定是否忽略左边空节点
     * @example
     * ```html
     * <body>
     *     <div></div>
     *     <span id="test"></span>
     *     <i></i>
     *     <b></b>
     *     <em>xxx</em>
     *     <span></span>
     * </body>
     * <script>
     *
     *      UE.dom.domUtils.clearEmptySibling( document.getElementById( "test" ) );
     *
     *      //output: <div></div><span id="test"></span><em>xxx</em><span></span>
     *      console.log( document.body.innerHTML );
     *
     * </script>
     * ```
     */

    /**
     * 清除node节点左右连续为空的兄弟inline节点， 如果ignoreNext的值为true，
     * 则忽略对右边兄弟节点的操作。
     * @method clearEmptySibling
     * @param { Node } node 执行的节点对象， 如果该节点的左右连续的兄弟节点是空的inline节点，
     * @param { Boolean } ignoreNext 是否忽略忽略对右边的兄弟节点的操作
     * 则这些兄弟节点将被删除
     * @see UE.dom.domUtils.clearEmptySibling(Node)
     */

    /**
     * 清除node节点左右连续为空的兄弟inline节点， 如果ignoreNext的值为true，
     * 则忽略对右边兄弟节点的操作， 如果ignorePre的值为true，则忽略对左边兄弟节点的操作。
     * @method clearEmptySibling
     * @param { Node } node 执行的节点对象， 如果该节点的左右连续的兄弟节点是空的inline节点，
     * @param { Boolean } ignoreNext 是否忽略忽略对右边的兄弟节点的操作
     * @param { Boolean } ignorePre 是否忽略忽略对左边的兄弟节点的操作
     * 则这些兄弟节点将被删除
     * @see UE.dom.domUtils.clearEmptySibling(Node)
     */
    clearEmptySibling: function(node, ignoreNext, ignorePre) {
      function clear(next, dir) {
        var tmpNode
            while (next && !domUtils.isBookmarkNode(next) && (domUtils.isEmptyInlineElement(next) ||
                //这里不能把空格算进来会吧空格干掉，出现文字间的空格丢掉了
                !new RegExp('[^\t\n\r' + domUtils.fillChar + ']').test(next.nodeValue))) {
          tmpNode = next[dir]
                domUtils.remove(next)
                next = tmpNode
            }
      }
      !ignoreNext && clear(node.nextSibling, 'nextSibling')
        !ignorePre && clear(node.previousSibling, 'previousSibling')
    },

    /**
     * 将一个文本节点node拆分成两个文本节点，offset指定拆分位置
     * @name split
     * @grammar UM.dom.domUtils.split(node,offset)  =>  TextNode  //返回从切分位置开始的后一个文本节点
     */
    split: function(node, offset) {
      var doc = node.ownerDocument
        if (browser.ie && offset == node.nodeValue.length) {
        var next = doc.createTextNode('')
            return domUtils.insertAfter(node, next)
        }
      var retval = node.splitText(offset)
        //ie8下splitText不会跟新childNodes,我们手动触发他的更新
        if (browser.ie8) {
        var tmpNode = doc.createTextNode('')
            domUtils.insertAfter(retval, tmpNode)
            domUtils.remove(tmpNode)
        }
      return retval
    },

    /**
     * 检测节点node是否为空节点（包括空格、换行、占位符等字符）
     * @name  isWhitespace
     * @grammar  UM.dom.domUtils.isWhitespace(node)  => true|false
     */
    isWhitespace: function(node) {
      return !new RegExp('[^ \t\n\r' + domUtils.fillChar + ']').test(node.nodeValue)
    },
    /**
     * 获取元素element相对于viewport的位置坐标
     * @name getXY
     * @grammar UM.dom.domUtils.getXY(element)  => Object //返回坐标对象{x:left,y:top}
     */
    getXY: function(element) {
      var x = 0, y = 0
        while (element.offsetParent) {
        y += element.offsetTop
            x += element.offsetLeft
            element = element.offsetParent
        }
      return { 'x': x, 'y': y }
    },
    /**
     * 检查节点node是否是空inline节点
     * @name  isEmptyInlineElement
     * @grammar   UM.dom.domUtils.isEmptyInlineElement(node)  => 1|0
     * @example
     * <b><i></i></b> => 1
     * <b><i></i><u></u></b> => 1
     * <b></b> => 1
     * <b>xx<i></i></b> => 0
     */
    isEmptyInlineElement: function(node) {
      if (node.nodeType != 1 || !dtd.$removeEmpty[ node.tagName ]) {
        return 0
        }
      node = node.firstChild
        while (node) {
        // 如果是创建的bookmark就跳过
        if (domUtils.isBookmarkNode(node)) {
          return 0
            }
        if (node.nodeType == 1 && !domUtils.isEmptyInlineElement(node) ||
                node.nodeType == 3 && !domUtils.isWhitespace(node)
        ) {
          return 0
            }
        node = node.nextSibling
        }
      return 1

    },

    /**
     * 检查节点node是否为块元素
     * @name isBlockElm
     * @grammar UM.dom.domUtils.isBlockElm(node)  => true|false
     */
    isBlockElm: function(node) {
      return node.nodeType == 1 && (dtd.$block[node.tagName] || styleBlock[domUtils.getComputedStyle(node, 'display')]) && !dtd.$nonChild[node.tagName]
    },

    /**
     * 原生方法getElementsByTagName的封装
     * @name getElementsByTagName
     * @grammar UM.dom.domUtils.getElementsByTagName(node,tagName)  => Array  //节点集合数组
     */
    getElementsByTagName: function(node, name, filter) {
      if (filter && utils.isString(filter)) {
        var className = filter
            filter = function(node) {
          var result = false
                $.each(utils.trim(className).replace(/[ ]{2,}/g, ' ').split(' '), function(i, v) {
            if ($(node).hasClass(v)) {
              result = true
                        return false
                    }
          })
          return result
            }
      }
      name = utils.trim(name).replace(/[ ]{2,}/g, ' ').split(' ')
        var arr = []
        for (var n = 0, ni; ni = name[n++];) {
        var list = node.getElementsByTagName(ni)
            for (var i = 0, ci; ci = list[i++];) {
          if (!filter || filter(ci))
            {arr.push(ci);}
        }
      }
      return arr
    },

    /**
     * 设置节点node及其子节点不会被选中
     * @name unSelectable
     * @grammar UM.dom.domUtils.unSelectable(node)
     */
    unSelectable: ie && browser.ie9below || browser.opera ? function(node) {
      // for ie9
      node.onselectstart = function() {
        return false
        };
      node.onclick = node.onkeyup = node.onkeydown = function() {
        return false
        };
      node.unselectable = 'on'
        node.setAttribute('unselectable', 'on')
        for (var i = 0, ci; ci = node.all[i++];) {
        switch (ci.tagName.toLowerCase()) {
          case 'iframe' :
          case 'textarea' :
          case 'input' :
          case 'select' :
            break
                default :
            ci.unselectable = 'on'
                    node.setAttribute('unselectable', 'on')
            }
      }
    } : function(node) {
      node.style.MozUserSelect =
            node.style.webkitUserSelect =
                    node.style.msUserSelect =
                        node.style.KhtmlUserSelect = 'none'
    },
    /**
     * 删除节点node上的属性attrNames，attrNames为属性名称数组
     * @name  removeAttributes
     * @grammar UM.dom.domUtils.removeAttributes(node,attrNames)
     * @example
     * //Before remove
     * <span style="font-size:14px;" id="test" name="followMe">xxxxx</span>
     * //Remove
     * UM.dom.domUtils.removeAttributes(node,["id","name"]);
     * //After remove
     * <span style="font-size:14px;">xxxxx</span>
     */
    removeAttributes: function(node, attrNames) {
      attrNames = utils.isArray(attrNames) ? attrNames : utils.trim(attrNames).replace(/[ ]{2,}/g, ' ').split(' ')
        for (var i = 0, ci; ci = attrNames[i++];) {
        ci = attrFix[ci] || ci
            switch (ci) {
          case 'className':
            node[ci] = ''
                    break;
          case 'style':
            node.style.cssText = ''
                    !browser.ie && node.removeAttributeNode(node.getAttributeNode('style'))
        }
        node.removeAttribute(ci)
        }
    },
    /**
     * 在doc下创建一个标签名为tag，属性为attrs的元素
     * @name createElement
     * @grammar UM.dom.domUtils.createElement(doc,tag,attrs)  =>  Node  //返回创建的节点
     */
    createElement: function(doc, tag, attrs) {
      return domUtils.setAttributes(doc.createElement(tag), attrs)
    },
    /**
     * 为节点node添加属性attrs，attrs为属性键值对
     * @name setAttributes
     * @grammar UM.dom.domUtils.setAttributes(node,attrs)  => node
     */
    setAttributes: function(node, attrs) {
      for (var attr in attrs) {
        if (attrs.hasOwnProperty(attr)) {
          var value = attrs[attr]
                switch (attr) {
            case 'class':
              // ie下要这样赋值，setAttribute不起作用
              node.className = value
                        break;
            case 'style' :
              node.style.cssText = node.style.cssText + ';' + value
                        break;
            case 'innerHTML':
              node[attr] = value
                        break;
            case 'value':
              node.value = value
                        break;
            default:
              node.setAttribute(attrFix[attr] || attr, value)
                }
        }
      }
      return node
    },

    /**
     * 获取元素element的计算样式
     * @name getComputedStyle
     * @grammar UM.dom.domUtils.getComputedStyle(element,styleName)  => String //返回对应样式名称的样式值
     * @example
     * getComputedStyle(document.body,"font-size")  =>  "15px"
     * getComputedStyle(form,"color")  =>  "#ffccdd"
     */
    getComputedStyle: function(element, styleName) {
      return utils.transUnitToPx(utils.fixColor(styleName, $(element).css(styleName)))
    },

    /**
     * 阻止事件默认行为
     * @param {Event} evt    需要组织的事件对象
     */
    preventDefault: function(evt) {
      evt.preventDefault ? evt.preventDefault() : (evt.returnValue = false)
    },

    /**
     * 删除元素element指定的样式
     * @method removeStyle
     * @param { Element } element 需要删除样式的元素
     * @param { String } styleName 需要删除的样式名
     * @example
     * ```html
     * <span id="test" style="color: red; background: blue;"></span>
     *
     * <script>
     *
     *     var testNode = document.getElementById("test");
     *
     *     UE.dom.domUtils.removeStyle( testNode, 'color' );
     *
     *     //output: background: blue;
     *     console.log( testNode.style.cssText );
     *
     * </script>
     * ```
     */
    removeStyle: function(element, name) {
      if (browser.ie) {
        // 针对color先单独处理一下
        if (name == 'color') {
          name = '(^|;)' + name
            }
        element.style.cssText = element.style.cssText.replace(new RegExp(name + '[^:]*:[^;]+;?', 'ig'), '')
      } else{
        if (element.style.removeProperty) {
          element.style.removeProperty(name)
            } else {
          element.style.removeAttribute(utils.cssStyleToDomStyle(name))
            }
      }

      if (!element.style.cssText) {
        domUtils.removeAttributes(element, ['style'])
        }
    },

    /**
     * 获取元素element的某个样式值
     * @name getStyle
     * @grammar UM.dom.domUtils.getStyle(element,name)  => String
     */
    getStyle: function(element, name) {
      var value = element.style[ utils.cssStyleToDomStyle(name) ]
        return utils.fixColor(name, value)
    },
    /**
     * 为元素element设置样式属性值
     * @name setStyle
     * @grammar UM.dom.domUtils.setStyle(element,name,value)
     */
    setStyle: function(element, name, value) {
      element.style[utils.cssStyleToDomStyle(name)] = value
        if (!utils.trim(element.style.cssText)) {
        this.removeAttributes(element, 'style')
      }
    },

    /**
     * 删除_moz_dirty属性
     * @function
     */
    removeDirtyAttr: function(node) {
      for (var i = 0, ci, nodes = node.getElementsByTagName('*'); ci = nodes[i++];) {
        ci.removeAttribute('_moz_dirty')
        }
      node.removeAttribute('_moz_dirty')
    },
    /**
     * 返回子节点的数量
     * @function
     * @param {Node}    node    父节点
     * @param  {Function}    fn    过滤子节点的规则，若为空，则得到所有子节点的数量
     * @return {Number}    符合条件子节点的数量
     */
    getChildCount: function(node, fn) {
      var count = 0, first = node.firstChild
        fn = fn || function() {
        return 1
        };
      while (first) {
        if (fn(first)) {
          count++
            }
        first = first.nextSibling
        }
      return count
    },

    /**
     * 判断是否为空节点
     * @function
     * @param {Node}    node    节点
     * @return {Boolean}    是否为空节点
     */
    isEmptyNode: function(node) {
      return !node.firstChild || domUtils.getChildCount(node, function(node) {
        return !domUtils.isBr(node) && !domUtils.isBookmarkNode(node) && !domUtils.isWhitespace(node)
      }) == 0
    },

    /**
     * 判断节点是否为br
     * @function
     * @param {Node}    node   节点
     */
    isBr: function(node) {
      return node.nodeType == 1 && node.tagName == 'BR'
    },

    isEmptyBlock: function(node, reg) {
      if (node.nodeType != 1)
        {return 0;}
      reg = reg || new RegExp('[ \t\r\n' + domUtils.fillChar + ']', 'g')
        if (node[browser.ie ? 'innerText' : 'textContent'].replace(reg, '').length > 0) {
        return 0
        }
      for (var n in dtd.$isNotEmpty) {
        if (node.getElementsByTagName(n).length) {
          return 0
            }
      }
      return 1
    },

    // 判断是否是编辑器自定义的参数
    isCustomeNode: function(node) {
      return node.nodeType == 1 && node.getAttribute('_ue_custom_node_')
    },
    fillNode: function(doc, node) {
      var tmpNode = browser.ie ? doc.createTextNode(domUtils.fillChar) : doc.createElement('br')
        node.innerHTML = ''
        node.appendChild(tmpNode)
    },
    isBoundaryNode: function(node, dir) {
      var tmp
        while (!domUtils.isBody(node)) {
        tmp = node
            node = node.parentNode
            if (tmp !== node[dir]) {
          return false
            }
      }
      return true
    },
    isFillChar: function(node, isInStart) {
      return node.nodeType == 3 && !node.nodeValue.replace(new RegExp((isInStart ? '^' : '') + domUtils.fillChar), '').length
    },
    isBody: function(node) {
      return $(node).hasClass('edui-body-container')
    }
  }
var fillCharReg = new RegExp(domUtils.fillChar, 'g');
  // /import editor.js
  // /import core/utils.js
  // /import core/browser.js
  // /import core/dom/dom.js
  // /import core/dom/dtd.js
  // /import core/dom/domUtils.js
  /**
 * @file
 * @name UM.dom.Range
 * @anthor zhanyi
 * @short Range
 * @import editor.js,core/utils.js,core/browser.js,core/dom/domUtils.js,core/dom/dtd.js
 * @desc Range范围实现类，本类是UEditor底层核心类，统一w3cRange和ieRange之间的差异，包括接口和属性
 */
  (function() {
    var guid = 0,
      fillChar = domUtils.fillChar,
      fillData

    /**
     * 更新range的collapse状态
     * @param  {Range}   range    range对象
     */
    function updateCollapse(range) {
      range.collapsed =
            range.startContainer && range.endContainer &&
                range.startContainer === range.endContainer &&
                range.startOffset == range.endOffset
    }

    function selectOneNode(rng) {
      return !rng.collapsed && rng.startContainer.nodeType == 1 && rng.startContainer === rng.endContainer && rng.endOffset - rng.startOffset == 1
    }
    function setEndPoint(toStart, node, offset, range) {
      // 如果node是自闭合标签要处理
      if (node.nodeType == 1 && (dtd.$empty[node.tagName] || dtd.$nonChild[node.tagName])) {
        offset = domUtils.getNodeIndex(node) + (toStart ? 0 : 1)
            node = node.parentNode
        }
      if (toStart) {
        range.startContainer = node
            range.startOffset = offset
            if (!range.endContainer) {
          range.collapse(true)
            }
      } else {
        range.endContainer = node
            range.endOffset = offset
            if (!range.startContainer) {
          range.collapse(false)
            }
      }
      updateCollapse(range)
        return range
    }

    /**
     * @name Range
     * @grammar new UM.dom.Range(document)  => Range 实例
     * @desc 创建一个跟document绑定的空的Range实例
     * - ***startContainer*** 开始边界的容器节点,可以是elementNode或者是textNode
     * - ***startOffset*** 容器节点中的偏移量，如果是elementNode就是childNodes中的第几个，如果是textNode就是nodeValue的第几个字符
     * - ***endContainer*** 结束边界的容器节点,可以是elementNode或者是textNode
     * - ***endOffset*** 容器节点中的偏移量，如果是elementNode就是childNodes中的第几个，如果是textNode就是nodeValue的第几个字符
     * - ***document*** 跟range关联的document对象
     * - ***collapsed*** 是否是闭合状态
     */
    var Range = dom.Range = function(document, body) {
      var me = this
        me.startContainer =
            me.startOffset =
                me.endContainer =
                    me.endOffset = null
        me.document = document
        me.collapsed = true
        me.body = body
    };

    /**
     * 删除fillData
     * @param doc
     * @param excludeNode
     */
    function removeFillData(doc, excludeNode) {
      try {
        if (fillData && domUtils.inDoc(fillData, doc)) {
          if (!fillData.nodeValue.replace(fillCharReg, '').length) {
            var tmpNode = fillData.parentNode
                    domUtils.remove(fillData)
                    while (tmpNode && domUtils.isEmptyInlineElement(tmpNode) &&
                        // safari的contains有bug
                        (browser.safari ? !(domUtils.getPosition(tmpNode, excludeNode) & domUtils.POSITION_CONTAINS) : !tmpNode.contains(excludeNode))
            ) {
              fillData = tmpNode.parentNode
                        domUtils.remove(tmpNode)
                        tmpNode = fillData
                    }
          } else {
            fillData.nodeValue = fillData.nodeValue.replace(fillCharReg, '')
                }
        }
      } catch (e) {
      }
    }

    /**
     *
     * @param node
     * @param dir
     */
    function mergeSibling(node, dir) {
      var tmpNode
        node = node[dir]
        while (node && domUtils.isFillChar(node)) {
        tmpNode = node[dir]
            domUtils.remove(node)
            node = tmpNode
        }
    }

    function execContentsAction(range, action) {
      // 调整边界
      // range.includeBookmark();
      var start = range.startContainer,
        end = range.endContainer,
        startOffset = range.startOffset,
        endOffset = range.endOffset,
        doc = range.document,
        frag = doc.createDocumentFragment(),
        tmpStart, tmpEnd
        if (start.nodeType == 1) {
        start = start.childNodes[startOffset] || (tmpStart = start.appendChild(doc.createTextNode('')))
        }
      if (end.nodeType == 1) {
        end = end.childNodes[endOffset] || (tmpEnd = end.appendChild(doc.createTextNode('')))
        }
      if (start === end && start.nodeType == 3) {
        frag.appendChild(doc.createTextNode(start.substringData(startOffset, endOffset - startOffset)))
            //is not clone
            if (action) {
          start.deleteData(startOffset, endOffset - startOffset)
                range.collapse(true)
            }
        return frag
        }
      var current, currentLevel, clone = frag,
        startParents = domUtils.findParents(start, true), endParents = domUtils.findParents(end, true)
        for (var i = 0; startParents[i] == endParents[i];) {
        i++
        }
      for (var j = i, si; si = startParents[j]; j++) {
        current = si.nextSibling
            if (si == start) {
          if (!tmpStart) {
            if (range.startContainer.nodeType == 3) {
              clone.appendChild(doc.createTextNode(start.nodeValue.slice(startOffset)))
                        //is not clone
                        if (action) {
                start.deleteData(startOffset, start.nodeValue.length - startOffset)
                        }
            } else {
              clone.appendChild(!action ? start.cloneNode(true) : start)
                    }
          }
        } else {
          currentLevel = si.cloneNode(false)
                clone.appendChild(currentLevel)
            }
        while (current) {
          if (current === end || current === endParents[j]) {
            break
                }
          si = current.nextSibling
                clone.appendChild(!action ? current.cloneNode(true) : current)
                current = si
            }
        clone = currentLevel
        }
      clone = frag
        if (!startParents[i]) {
        clone.appendChild(startParents[i - 1].cloneNode(false))
            clone = clone.firstChild
        }
      for (var j = i, ei; ei = endParents[j]; j++) {
        current = ei.previousSibling
            if (ei == end) {
          if (!tmpEnd && range.endContainer.nodeType == 3) {
            clone.appendChild(doc.createTextNode(end.substringData(0, endOffset)))
                    //is not clone
                    if (action) {
              end.deleteData(0, endOffset)
                    }
          }
        } else {
          currentLevel = ei.cloneNode(false)
                clone.appendChild(currentLevel)
            }
        // 如果两端同级，右边第一次已经被开始做了
        if (j != i || !startParents[i]) {
          while (current) {
            if (current === start) {
              break
                    }
            ei = current.previousSibling
                    clone.insertBefore(!action ? current.cloneNode(true) : current, clone.firstChild)
                    current = ei
                }
        }
        clone = currentLevel
        }
      if (action) {
        range.setStartBefore(!endParents[i] ? endParents[i - 1] : !startParents[i] ? startParents[i - 1] : endParents[i]).collapse(true)
        }
      tmpStart && domUtils.remove(tmpStart)
        tmpEnd && domUtils.remove(tmpEnd)
        return frag
    }
    Range.prototype = {
      /**
         * @name deleteContents
         * @grammar range.deleteContents()  => Range
         * @desc 删除当前选区范围中的所有内容并返回range实例，这时的range已经变成了闭合状态
         * @example
         * DOM Element :
         * <b>x<i>x[x<i>xx]x</b>
         * //执行方法后
         * <b>x<i>x<i>|x</b>
         * 注意range改变了
         * range.startContainer => b
         * range.startOffset  => 2
         * range.endContainer => b
         * range.endOffset => 2
         * range.collapsed => true
         */
      deleteContents: function() {
        var txt
            if (!this.collapsed) {
          execContentsAction(this, 1)
            }
        if (browser.webkit) {
          txt = this.startContainer
                if (txt.nodeType == 3 && !txt.nodeValue.length) {
            this.setStartBefore(txt).collapse(true)
                    domUtils.remove(txt)
                }
        }
        return this
        },
      inFillChar: function() {
        var start = this.startContainer
            if (this.collapsed && start.nodeType == 3 &&
                start.nodeValue.replace(new RegExp('^' + domUtils.fillChar), '').length + 1 == start.nodeValue.length
        ) {
          return true
            }
        return false
        },
      /**
         * @name  setStart
         * @grammar range.setStart(node,offset)  => Range
         * @desc    设置range的开始位置位于node节点内，偏移量为offset
         * 如果node是elementNode那offset指的是childNodes中的第几个，如果是textNode那offset指的是nodeValue的第几个字符
         */
      setStart: function(node, offset) {
        return setEndPoint(true, node, offset, this)
        },
      /**
         * 设置range的结束位置位于node节点，偏移量为offset
         * 如果node是elementNode那offset指的是childNodes中的第几个，如果是textNode那offset指的是nodeValue的第几个字符
         * @name  setEnd
         * @grammar range.setEnd(node,offset)  => Range
         */
      setEnd: function(node, offset) {
        return setEndPoint(false, node, offset, this)
        },
      /**
         * 将Range开始位置设置到node节点之后
         * @name  setStartAfter
         * @grammar range.setStartAfter(node)  => Range
         * @example
         * <b>xx<i>x|x</i>x</b>
         * 执行setStartAfter(i)后
         * range.startContainer =>b
         * range.startOffset =>2
         */
      setStartAfter: function(node) {
        return this.setStart(node.parentNode, domUtils.getNodeIndex(node) + 1)
        },
      /**
         * 将Range开始位置设置到node节点之前
         * @name  setStartBefore
         * @grammar range.setStartBefore(node)  => Range
         * @example
         * <b>xx<i>x|x</i>x</b>
         * 执行setStartBefore(i)后
         * range.startContainer =>b
         * range.startOffset =>1
         */
      setStartBefore: function(node) {
        return this.setStart(node.parentNode, domUtils.getNodeIndex(node))
        },
      /**
         * 将Range结束位置设置到node节点之后
         * @name  setEndAfter
         * @grammar range.setEndAfter(node)  => Range
         * @example
         * <b>xx<i>x|x</i>x</b>
         * setEndAfter(i)后
         * range.endContainer =>b
         * range.endtOffset =>2
         */
      setEndAfter: function(node) {
        return this.setEnd(node.parentNode, domUtils.getNodeIndex(node) + 1)
        },
      /**
         * 将Range结束位置设置到node节点之前
         * @name  setEndBefore
         * @grammar range.setEndBefore(node)  => Range
         * @example
         * <b>xx<i>x|x</i>x</b>
         * 执行setEndBefore(i)后
         * range.endContainer =>b
         * range.endtOffset =>1
         */
      setEndBefore: function(node) {
        return this.setEnd(node.parentNode, domUtils.getNodeIndex(node))
        },
      /**
         * 将Range开始位置设置到node节点内的开始位置
         * @name  setStartAtFirst
         * @grammar range.setStartAtFirst(node)  => Range
         */
      setStartAtFirst: function(node) {
        return this.setStart(node, 0)
        },
      /**
         * 将Range开始位置设置到node节点内的结束位置
         * @name  setStartAtLast
         * @grammar range.setStartAtLast(node)  => Range
         */
      setStartAtLast: function(node) {
        return this.setStart(node, node.nodeType == 3 ? node.nodeValue.length : node.childNodes.length)
        },
      /**
         * 将Range结束位置设置到node节点内的开始位置
         * @name  setEndAtFirst
         * @grammar range.setEndAtFirst(node)  => Range
         */
      setEndAtFirst: function(node) {
        return this.setEnd(node, 0)
        },
      /**
         * 将Range结束位置设置到node节点内的结束位置
         * @name  setEndAtLast
         * @grammar range.setEndAtLast(node)  => Range
         */
      setEndAtLast: function(node) {
        return this.setEnd(node, node.nodeType == 3 ? node.nodeValue.length : node.childNodes.length)
        },

      /**
         * 选中完整的指定节点,并返回包含该节点的range
         * @name  selectNode
         * @grammar range.selectNode(node)  => Range
         */
      selectNode: function(node) {
        return this.setStartBefore(node).setEndAfter(node)
        },
      /**
         * 选中node内部的所有节点，并返回对应的range
         * @name selectNodeContents
         * @grammar range.selectNodeContents(node)  => Range
         * @example
         * <b>xx[x<i>xxx</i>]xxx</b>
         * 执行后
         * <b>[xxx<i>xxx</i>xxx]</b>
         * range.startContainer =>b
         * range.startOffset =>0
         * range.endContainer =>b
         * range.endOffset =>3
         */
      selectNodeContents: function(node) {
        return this.setStart(node, 0).setEndAtLast(node)
        },

      /**
         * 克隆一个新的range对象
         * @name  cloneRange
         * @grammar range.cloneRange() => Range
         */
      cloneRange: function() {
        var me = this
            return new Range(me.document).setStart(me.startContainer, me.startOffset).setEnd(me.endContainer, me.endOffset)

        },

      /**
         * 让选区闭合到尾部，若toStart为真，则闭合到头部
         * @name  collapse
         * @grammar range.collapse() => Range
         * @grammar range.collapse(true) => Range   //闭合选区到头部
         */
      collapse: function(toStart) {
        var me = this
            if (toStart) {
          me.endContainer = me.startContainer
                me.endOffset = me.startOffset
            } else {
          me.startContainer = me.endContainer
                me.startOffset = me.endOffset
            }
        me.collapsed = true
            return me
        },

      /**
         * 调整range的边界，使其"收缩"到最小的位置
         * @name  shrinkBoundary
         * @grammar range.shrinkBoundary()  => Range  //range开始位置和结束位置都调整，参见<code><a href="#adjustmentboundary">adjustmentBoundary</a></code>
         * @grammar range.shrinkBoundary(true)  => Range  //仅调整开始位置，忽略结束位置
         * @example
         * <b>xx[</b>xxxxx] ==> <b>xx</b>[xxxxx]
         * <b>x[xx</b><i>]xxx</i> ==> <b>x[xx]</b><i>xxx</i>
         * [<b><i>xxxx</i>xxxxxxx</b>] ==> <b><i>[xxxx</i>xxxxxxx]</b>
         */
      shrinkBoundary: function(ignoreEnd) {
        var me = this, child,
          collapsed = me.collapsed
            function check(node) {
          return node.nodeType == 1 && !domUtils.isBookmarkNode(node) && !dtd.$empty[node.tagName] && !dtd.$nonChild[node.tagName]
        }
        while (me.startContainer.nodeType == 1 && //是element
                (child = me.startContainer.childNodes[me.startOffset]) && //子节点也是element
                check(child)) {
          me.setStart(child, 0)
            }
        if (collapsed) {
          return me.collapse(true)
            }
        if (!ignoreEnd) {
          while (me.endContainer.nodeType == 1 &&//是element
                    me.endOffset > 0 && //如果是空元素就退出 endOffset=0那么endOffst-1为负值，childNodes[endOffset]报错
                    (child = me.endContainer.childNodes[me.endOffset - 1]) && //子节点也是element
                    check(child)) {
            me.setEnd(child, child.childNodes.length)
                }
        }
        return me
        },

      /**
         * 调整边界容器，如果是textNode,就调整到elementNode上
         * @name trimBoundary
         * @grammar range.trimBoundary([ignoreEnd])  => Range //true忽略结束边界
         * @example
         * DOM Element :
         * <b>|xxx</b>
         * startContainer = xxx; startOffset = 0
         * //执行后本方法后
         * startContainer = <b>;  startOffset = 0
         * @example
         * Dom Element :
         * <b>xx|x</b>
         * startContainer = xxx;  startOffset = 2
         * //执行本方法后，xxx被实实在在地切分成两个TextNode
         * startContainer = <b>; startOffset = 1
         */
      trimBoundary: function(ignoreEnd) {
        this.txtToElmBoundary()
            var start = this.startContainer,
          offset = this.startOffset,
          collapsed = this.collapsed,
          end = this.endContainer
            if (start.nodeType == 3) {
          if (offset == 0) {
            this.setStartBefore(start)
                } else {
            if (offset >= start.nodeValue.length) {
              this.setStartAfter(start)
                    } else {
              var textNode = domUtils.split(start, offset)
                        //跟新结束边界
                        if (start === end) {
                this.setEnd(textNode, this.endOffset - offset)
                        } else if (start.parentNode === end) {
                this.endOffset += 1
                        }
              this.setStartBefore(textNode)
                    }
          }
          if (collapsed) {
            return this.collapse(true)
                }
        }
        if (!ignoreEnd) {
          offset = this.endOffset
                end = this.endContainer
                if (end.nodeType == 3) {
            if (offset == 0) {
              this.setEndBefore(end)
                    } else {
              offset < end.nodeValue.length && domUtils.split(end, offset)
                        this.setEndAfter(end)
                    }
          }
        }
        return this
        },
      /**
         * 如果选区在文本的边界上，就扩展选区到文本的父节点上
         * @name  txtToElmBoundary
         * @example
         * Dom Element :
         * <b> |xxx</b>
         * startContainer = xxx;  startOffset = 0
         * //本方法执行后
         * startContainer = <b>; startOffset = 0
         * @example
         * Dom Element :
         * <b> xxx| </b>
         * startContainer = xxx; startOffset = 3
         * //本方法执行后
         * startContainer = <b>; startOffset = 1
         */
      txtToElmBoundary: function(ignoreCollapsed) {
        function adjust(r, c) {
          var container = r[c + 'Container'],
            offset = r[c + 'Offset']
                if (container.nodeType == 3) {
            if (!offset) {
              r['set' + c.replace(/(\w)/, function(a) {
                return a.toUpperCase()
                        }) + 'Before'](container)
                    } else if (offset >= container.nodeValue.length) {
              r['set' + c.replace(/(\w)/, function(a) {
                return a.toUpperCase()
                        }) + 'After' ](container)
                    }
          }
        }

        if (ignoreCollapsed || !this.collapsed) {
          adjust(this, 'start')
                adjust(this, 'end')
            }
        return this
        },

      /**
         * 在当前选区的开始位置前插入一个节点或者fragment，range的开始位置会在插入节点的前边
         * @name  insertNode
         * @grammar range.insertNode(node)  => Range //node可以是textNode,elementNode,fragment
         * @example
         * Range :
         * xxx[x<p>xxxx</p>xxxx]x<p>sdfsdf</p>
         * 待插入Node :
         * <p>ssss</p>
         * 执行本方法后的Range :
         * xxx[<p>ssss</p>x<p>xxxx</p>xxxx]x<p>sdfsdf</p>
         */
      insertNode: function(node) {
        var first = node, length = 1
            if (node.nodeType == 11) {
          first = node.firstChild
                length = node.childNodes.length
            }
        this.trimBoundary(true)
            var start = this.startContainer,
          offset = this.startOffset
            var nextNode = start.childNodes[ offset ]
            if (nextNode) {
          start.insertBefore(node, nextNode)
            } else {
          start.appendChild(node)
            }
        if (first.parentNode === this.endContainer) {
          this.endOffset = this.endOffset + length
            }
        return this.setStartBefore(first)
        },
      /**
         * 设置光标闭合位置,toEnd设置为true时光标将闭合到选区的结尾
         * @name  setCursor
         * @grammar range.setCursor([toEnd])  =>  Range   //toEnd为true时，光标闭合到选区的末尾
         */
      setCursor: function(toEnd, noFillData) {
        return this.collapse(!toEnd).select(noFillData)
        },
      /**
         * 创建当前range的一个书签，记录下当前range的位置，方便当dom树改变时，还能找回原来的选区位置
         * @name createBookmark
         * @grammar range.createBookmark([serialize])  => Object  //{start:开始标记,end:结束标记,id:serialize} serialize为真时，开始结束标记是插入节点的id，否则是插入节点的引用
         */
      createBookmark: function(serialize, same) {
        var endNode,
          startNode = this.document.createElement('span')
            startNode.style.cssText = 'display:none;line-height:0px;'
            startNode.appendChild(this.document.createTextNode('\u200D'))
            startNode.id = '_baidu_bookmark_start_' + (same ? '' : guid++)

            if (!this.collapsed) {
          endNode = startNode.cloneNode(true)
                endNode.id = '_baidu_bookmark_end_' + (same ? '' : guid++)
            }
        this.insertNode(startNode)
            if (endNode) {
          this.collapse().insertNode(endNode).setEndBefore(endNode)
            }
        this.setStartAfter(startNode)
            return {
          start: serialize ? startNode.id : startNode,
          end: endNode ? serialize ? endNode.id : endNode : null,
          id: serialize
        }
      },
      /**
         *  移动边界到书签位置，并删除插入的书签节点
         *  @name  moveToBookmark
         *  @grammar range.moveToBookmark(bookmark)  => Range //让当前的range选到给定bookmark的位置,bookmark对象是由range.createBookmark创建的
         */
      moveToBookmark: function(bookmark) {
        var start = bookmark.id ? this.document.getElementById(bookmark.start) : bookmark.start,
          end = bookmark.end && bookmark.id ? this.document.getElementById(bookmark.end) : bookmark.end
            this.setStartBefore(start)
            domUtils.remove(start)
            if (end) {
          this.setEndBefore(end)
                domUtils.remove(end)
            } else {
          this.collapse(true)
            }
        return this
        },

      /**
         * 调整Range的边界，使其"缩小"到最合适的位置
         * @name adjustmentBoundary
         * @grammar range.adjustmentBoundary() => Range   //参见<code><a href="#shrinkboundary">shrinkBoundary</a></code>
         * @example
         * <b>xx[</b>xxxxx] ==> <b>xx</b>[xxxxx]
         * <b>x[xx</b><i>]xxx</i> ==> <b>x[xx</b>]<i>xxx</i>
         */
      adjustmentBoundary: function() {
        if (!this.collapsed) {
          while (!domUtils.isBody(this.startContainer) &&
                    this.startOffset == this.startContainer[this.startContainer.nodeType == 3 ? 'nodeValue' : 'childNodes'].length &&
                    this.startContainer[this.startContainer.nodeType == 3 ? 'nodeValue' : 'childNodes'].length
          ) {
            this.setStartAfter(this.startContainer)
                }
          while (!domUtils.isBody(this.endContainer) && !this.endOffset &&
                    this.endContainer[this.endContainer.nodeType == 3 ? 'nodeValue' : 'childNodes'].length
          ) {
            this.setEndBefore(this.endContainer)
                }
        }
        return this
        },

      /**
         * 得到一个自闭合的节点,常用于获取自闭和的节点，例如图片节点
         * @name  getClosedNode
         * @grammar range.getClosedNode()  => node|null
         * @example
         * <b>xxxx[<img />]xxx</b>
         */
      getClosedNode: function() {
        var node
            if (!this.collapsed) {
          var range = this.cloneRange().adjustmentBoundary().shrinkBoundary()
                if (selectOneNode(range)) {
            var child = range.startContainer.childNodes[range.startOffset]
                    if (child && child.nodeType == 1 && (dtd.$empty[child.tagName] || dtd.$nonChild[child.tagName])) {
              node = child
                    }
          }
        }
        return node
        },
      /**
         * 根据当前range选中内容节点（在页面上表现为反白显示）
         * @name select
         * @grammar range.select();  => Range
         */
      select: browser.ie ? function(noFillData, textRange) {
        var nativeRange
            if (!this.collapsed)
          {this.shrinkBoundary();}
        var node = this.getClosedNode()
            if (node && !textRange) {
          try {
            nativeRange = this.document.body.createControlRange()
                    nativeRange.addElement(node)
                    nativeRange.select()
                } catch (e) {}
          return this
            }
        var bookmark = this.createBookmark(),
          start = bookmark.start,
          end
            nativeRange = this.document.body.createTextRange()
            nativeRange.moveToElementText(start)
            nativeRange.moveStart('character', 1)
            if (!this.collapsed) {
          var nativeRangeEnd = this.document.body.createTextRange()
                end = bookmark.end
                nativeRangeEnd.moveToElementText(end)
                nativeRange.setEndPoint('EndToEnd', nativeRangeEnd)
            } else {
          if (!noFillData && this.startContainer.nodeType != 3) {
            // 使用<span>|x<span>固定住光标
            var tmpText = this.document.createTextNode(fillChar),
              tmp = this.document.createElement('span')
                    tmp.appendChild(this.document.createTextNode(fillChar))
                    start.parentNode.insertBefore(tmp, start)
                    start.parentNode.insertBefore(tmpText, start)
                    //当点b,i,u时，不能清除i上边的b
                    removeFillData(this.document, tmpText)
                    fillData = tmpText
                    mergeSibling(tmp, 'previousSibling')
                    mergeSibling(start, 'nextSibling')
                    nativeRange.moveStart('character', -1)
                    nativeRange.collapse(true)
                }
        }
        this.moveToBookmark(bookmark)
            tmp && domUtils.remove(tmp)
            //IE在隐藏状态下不支持range操作，catch一下
            try {
          nativeRange.select()
            } catch (e) {
        }
        return this
        } : function(notInsertFillData) {
        function checkOffset(rng) {
          function check(node, offset, dir) {
            if (node.nodeType == 3 && node.nodeValue.length < offset) {
              rng[dir + 'Offset'] = node.nodeValue.length
            }
          }
          check(rng.startContainer, rng.startOffset, 'start')
                check(rng.endContainer, rng.endOffset, 'end')
            }
        var win = domUtils.getWindow(this.document),
          sel = win.getSelection(),
          txtNode
            //FF下关闭自动长高时滚动条在关闭dialog时会跳
            //ff下如果不body.focus将不能定位闭合光标到编辑器内
            browser.gecko ? this.body.focus() : win.focus()
            if (sel) {
          sel.removeAllRanges()
                // trace:870 chrome/safari后边是br对于闭合得range不能定位 所以去掉了判断
                // this.startContainer.nodeType != 3 &&! ((child = this.startContainer.childNodes[this.startOffset]) && child.nodeType == 1 && child.tagName == 'BR'
                if (this.collapsed && !notInsertFillData) {
            //                    //opear如果没有节点接着，原生的不能够定位,不能在body的第一级插入空白节点
            //                    if (notInsertFillData && browser.opera && !domUtils.isBody(this.startContainer) && this.startContainer.nodeType == 1) {
            //                        var tmp = this.document.createTextNode('');
            //                        this.insertNode(tmp).setStart(tmp, 0).collapse(true);
            //                    }
            //
            // 处理光标落在文本节点的情况
            // 处理以下的情况
            // <b>|xxxx</b>
            // <b>xxxx</b>|xxxx
            // xxxx<b>|</b>
            var start = this.startContainer, child = start
                    if (start.nodeType == 1) {
              child = start.childNodes[this.startOffset]

                    }
            if (!(start.nodeType == 3 && this.startOffset) &&
                        (child
                            ? (!child.previousSibling || child.previousSibling.nodeType != 3)
                            :                            (!start.lastChild || start.lastChild.nodeType != 3)
                        )
            ) {
              txtNode = this.document.createTextNode(fillChar)
                        //跟着前边走
                        this.insertNode(txtNode)
                        removeFillData(this.document, txtNode)
                        mergeSibling(txtNode, 'previousSibling')
                        mergeSibling(txtNode, 'nextSibling')
                        fillData = txtNode
                        this.setStart(txtNode, browser.webkit ? 1 : 0).collapse(true)
                    }
          }
          var nativeRange = this.document.createRange()
                if (this.collapsed && browser.opera && this.startContainer.nodeType == 1) {
            var child = this.startContainer.childNodes[this.startOffset]
                    if (!child) {
              // 往前靠拢
              child = this.startContainer.lastChild
                        if (child && domUtils.isBr(child)) {
                this.setStartBefore(child).collapse(true)
                        }
            }else {
              // 向后靠拢
              while (child && domUtils.isBlockElm(child)) {
                if (child.nodeType == 1 && child.childNodes[0]) {
                  child = child.childNodes[0]
                }else {
                  break
                            }
              }
              child && this.setStartBefore(child).collapse(true)
            }
          }
          // 是createAddress最后一位算的不准，现在这里进行微调
          checkOffset(this)
                nativeRange.setStart(this.startContainer, this.startOffset)
                nativeRange.setEnd(this.endContainer, this.endOffset)
                sel.addRange(nativeRange)
            }
        return this
        },

      createAddress: function(ignoreEnd, ignoreTxt) {
        var addr = {}, me = this

            function getAddress(isStart) {
          var node = isStart ? me.startContainer : me.endContainer
                var parents = domUtils.findParents(node, true, function(node) { return !domUtils.isBody(node) }),
            addrs = []
                for (var i = 0, ci; ci = parents[i++];) {
            addrs.push(domUtils.getNodeIndex(ci, ignoreTxt))
                }
          var firstIndex = 0

                if (ignoreTxt) {
            if (node.nodeType == 3) {
              var tmpNode = node.previousSibling
                        while (tmpNode && tmpNode.nodeType == 3) {
                firstIndex += tmpNode.nodeValue.replace(fillCharReg, '').length
                            tmpNode = tmpNode.previousSibling
                        }
              firstIndex += (isStart ? me.startOffset : me.endOffset)// - (fillCharReg.test(node.nodeValue) ? 1 : 0 )
            }else {
              node = node.childNodes[ isStart ? me.startOffset : me.endOffset]
                        if (node) {
                firstIndex = domUtils.getNodeIndex(node, ignoreTxt)
                        }else {
                node = isStart ? me.startContainer : me.endContainer
                            var first = node.firstChild
                            while (first) {
                  if (domUtils.isFillChar(first)) {
                    first = first.nextSibling
                                    continue;
                  }
                  firstIndex++
                                if (first.nodeType == 3) {
                    while (first && first.nodeType == 3) {
                      first = first.nextSibling
                                    }
                  } else{
                    first = first.nextSibling
                                }
                }
              }
            }
          } else{
            firstIndex = isStart ? domUtils.isFillChar(node) ? 0 : me.startOffset : me.endOffset
          }
          if (firstIndex < 0) {
            firstIndex = 0
                }
          addrs.push(firstIndex)
                return addrs
            }
        addr.startAddress = getAddress(true)
            if (!ignoreEnd) {
          addr.endAddress = me.collapsed ? [].concat(addr.startAddress) : getAddress()
            }
        return addr
        },
      moveToAddress: function(addr, ignoreEnd) {
        var me = this
            function getNode(address, isStart) {
          var tmpNode = me.body,
            parentNode, offset
                for (var i = 0, ci, l = address.length; i < l; i++) {
            ci = address[i]
                    parentNode = tmpNode
                    tmpNode = tmpNode.childNodes[ci]
                    if (!tmpNode) {
              offset = ci
                        break;
            }
          }
          if (isStart) {
            if (tmpNode) {
              me.setStartBefore(tmpNode)
            } else{
              me.setStart(parentNode, offset)
            }
          }else {
            if (tmpNode) {
              me.setEndBefore(tmpNode)
            }else {
              me.setEnd(parentNode, offset)
            }
          }
        }
        getNode(addr.startAddress, true)
            !ignoreEnd && addr.endAddress && getNode(addr.endAddress)
            return me
        },
      equals: function(rng) {
        for (var p in this) {
          if (this.hasOwnProperty(p)) {
            if (this[p] !== rng[p])
              {return false}
          }
        }
        return true

        },
      scrollIntoView: function() {
        var $span = $('<span style="padding:0;margin:0;display:block;border:0">&nbsp;</span>')
            this.cloneRange().insertNode($span.get(0))
            var winScrollTop = $(window).scrollTop(),
          winHeight = $(window).height(),
          spanTop = $span.offset().top
            if (spanTop < winScrollTop - winHeight || spanTop > winScrollTop + winHeight) {
          if (spanTop > winScrollTop + winHeight) {
            window.scrollTo(0, spanTop - winHeight + $span.height())
          }else {
            window.scrollTo(0, winScrollTop - spanTop)
          }
        }
        $span.remove()
        },
      getOffset: function() {
        var bk = this.createBookmark()
            var offset = $(bk.start).css('display', 'inline-block').offset()
            this.moveToBookmark(bk)
            return offset
      }
    }
})();
  // /import editor.js
  // /import core/browser.js
  // /import core/dom/dom.js
  // /import core/dom/dtd.js
  // /import core/dom/domUtils.js
  // /import core/dom/Range.js
  /**
 * @class UM.dom.Selection    Selection类
 */
  (function() {
    function getBoundaryInformation(range, start) {
      var getIndex = domUtils.getNodeIndex
        range = range.duplicate()
        range.collapse(start)
        var parent = range.parentElement()
        //如果节点里没有子节点，直接退出
        if (!parent.hasChildNodes()) {
        return { container: parent, offset: 0 }
        }
      var siblings = parent.children,
        child,
        testRange = range.duplicate(),
        startIndex = 0, endIndex = siblings.length - 1, index = -1,
        distance
        while (startIndex <= endIndex) {
        index = Math.floor((startIndex + endIndex) / 2)
            child = siblings[index]
            testRange.moveToElementText(child)
            var position = testRange.compareEndPoints('StartToStart', range)
            if (position > 0) {
          endIndex = index - 1
            } else if (position < 0) {
          startIndex = index + 1
            } else {
          // trace:1043
          return { container: parent, offset: getIndex(child) }
            }
      }
      if (index == -1) {
        testRange.moveToElementText(parent)
            testRange.setEndPoint('StartToStart', range)
            distance = testRange.text.replace(/(\r\n|\r)/g, '\n').length
            siblings = parent.childNodes
            if (!distance) {
          child = siblings[siblings.length - 1]
                return { container: child, offset: child.nodeValue.length }
            }

        var i = siblings.length
            while (distance > 0) {
          distance -= siblings[ --i ].nodeValue.length
            }
        return { container: siblings[i], offset: -distance }
        }
      testRange.collapse(position > 0)
        testRange.setEndPoint(position > 0 ? 'StartToStart' : 'EndToStart', range)
        distance = testRange.text.replace(/(\r\n|\r)/g, '\n').length
        if (!distance) {
        return dtd.$empty[child.tagName] || dtd.$nonChild[child.tagName]
            ? { container: parent, offset: getIndex(child) + (position > 0 ? 0 : 1) }
            : { container: child, offset: position > 0 ? 0 : child.childNodes.length }
      }
      while (distance > 0) {
        try {
          var pre = child
                child = child[position > 0 ? 'previousSibling' : 'nextSibling']
                distance -= child.nodeValue.length
            } catch (e) {
          return { container: parent, offset: getIndex(pre) }
            }
      }
      return { container: child, offset: position > 0 ? -distance : child.nodeValue.length + distance }
    }

    /**
     * 将ieRange转换为Range对象
     * @param {Range}   ieRange    ieRange对象
     * @param {Range}   range      Range对象
     * @return  {Range}  range       返回转换后的Range对象
     */
    function transformIERangeToRange(ieRange, range) {
      if (ieRange.item) {
        range.selectNode(ieRange.item(0))
        } else {
        var bi = getBoundaryInformation(ieRange, true)
            range.setStart(bi.container, bi.offset)
            if (ieRange.compareEndPoints('StartToEnd', ieRange) != 0) {
          bi = getBoundaryInformation(ieRange, false)
                range.setEnd(bi.container, bi.offset)
            }
      }
      return range
    }

    /**
     * 获得ieRange
     * @param {Selection} sel    Selection对象
     * @return {ieRange}    得到ieRange
     */
    function _getIERange(sel, txtRange) {
      var ieRange
        //ie下有可能报错
        try {
        ieRange = sel.getNative(txtRange).createRange()
        } catch (e) {
        return null
        }
      var el = ieRange.item ? ieRange.item(0) : ieRange.parentElement()
        if ((el.ownerDocument || el) === sel.document) {
        return ieRange
        }
      return null
    }

    var Selection = dom.Selection = function(doc, body) {
      var me = this
        me.document = doc
        me.body = body
        if (browser.ie9below) {
        $(body).on('beforedeactivate', function() {
          me._bakIERange = me.getIERange()
            }).on('activate', function() {
          try {
            var ieNativRng = _getIERange(me)
                    if ((!ieNativRng || !me.rangeInBody(ieNativRng)) && me._bakIERange) {
              me._bakIERange.select()
                    }
          } catch (ex) {
          }
          me._bakIERange = null
            })
        }
    }

    Selection.prototype = {
      hasNativeRange: function() {
        var rng
            if (!browser.ie || browser.ie9above) {
          var nativeSel = this.getNative()
                if (!nativeSel.rangeCount) {
            return false
                }
          rng = nativeSel.getRangeAt(0)
            } else{
          rng = _getIERange(this)
            }
        return this.rangeInBody(rng)
        },
      /**
         * 获取原生seleciton对象
         * @public
         * @function
         * @name    UM.dom.Selection.getNative
         * @return {Selection}    获得selection对象
         */
      getNative: function(txtRange) {
        var doc = this.document
            try {
          return !doc ? null : browser.ie9below || txtRange ? doc.selection : domUtils.getWindow(doc).getSelection()
            } catch (e) {
          return null
            }
      },
      /**
         * 获得ieRange
         * @public
         * @function
         * @name    UM.dom.Selection.getIERange
         * @return {ieRange}    返回ie原生的Range
         */
      getIERange: function(txtRange) {
        var ieRange = _getIERange(this, txtRange)
            if (!ieRange || !this.rangeInBody(ieRange, txtRange)) {
          if (this._bakIERange) {
            return this._bakIERange
                }
        }
        return ieRange
        },
      rangeInBody: function(rng, txtRange) {
        var node = browser.ie9below || txtRange ? rng.item ? rng.item() : rng.parentElement() : rng.startContainer

            return node === this.body || domUtils.inDoc(node, this.body)
        },
      /**
         * 缓存当前选区的range和选区的开始节点
         * @public
         * @function
         * @name    UM.dom.Selection.cache
         */
      cache: function() {
        this.clear()
            this._cachedRange = this.getRange()
            this._cachedStartElement = this.getStart()
            this._cachedStartElementPath = this.getStartElementPath()
        },

      getStartElementPath: function() {
        if (this._cachedStartElementPath) {
          return this._cachedStartElementPath
            }
        var start = this.getStart()
            if (start) {
          return domUtils.findParents(start, true, null, true)
        }
        return []
        },
      /**
         * 清空缓存
         * @public
         * @function
         * @name    UM.dom.Selection.clear
         */
      clear: function() {
        this._cachedStartElementPath = this._cachedRange = this._cachedStartElement = null
        },
      /**
         * 编辑器是否得到了选区
         */
      isFocus: function() {
        return this.hasNativeRange()
      },
      /**
         * 获取选区对应的Range
         * @public
         * @function
         * @name    UM.dom.Selection.getRange
         * @returns {UM.dom.Range}    得到Range对象
         */
      getRange: function() {
        var me = this
            function optimze(range) {
          var child = me.body.firstChild,
            collapsed = range.collapsed
                while (child && child.firstChild) {
            range.setStart(child, 0)
                    child = child.firstChild
                }
          if (!range.startContainer) {
            range.setStart(me.body, 0)
          }
          if (collapsed) {
            range.collapse(true)
                }
        }

        if (me._cachedRange != null) {
          return this._cachedRange
            }
        var range = new dom.Range(me.document, me.body)
            if (browser.ie9below) {
          var nativeRange = me.getIERange()
                if (nativeRange && this.rangeInBody(nativeRange)) {
            try {
              transformIERangeToRange(nativeRange, range)
                    }catch (e) {
              optimze(range)
                    }
          } else {
            optimze(range)
                }
        } else {
          var sel = me.getNative()
                if (sel && sel.rangeCount && me.rangeInBody(sel.getRangeAt(0))) {
            var firstRange = sel.getRangeAt(0)
                    var lastRange = sel.getRangeAt(sel.rangeCount - 1)
                    range.setStart(firstRange.startContainer, firstRange.startOffset).setEnd(lastRange.endContainer, lastRange.endOffset)
                    if (range.collapsed && domUtils.isBody(range.startContainer) && !range.startOffset) {
              optimze(range)
                    }
          } else {
            // trace:1734 有可能已经不在dom树上了，标识的节点
            if (this._bakRange && (this._bakRange.startContainer === this.body || domUtils.inDoc(this._bakRange.startContainer, this.body))) {
              return this._bakRange
                    }
            optimze(range)
                }
        }

        return this._bakRange = range
        },

      /**
         * 获取开始元素，用于状态反射
         * @public
         * @function
         * @name    UM.dom.Selection.getStart
         * @return {Element}     获得开始元素
         */
      getStart: function() {
        if (this._cachedStartElement) {
          return this._cachedStartElement
            }
        var range = browser.ie9below ? this.getIERange() : this.getRange(),
          tmpRange,
          start, tmp, parent
            if (browser.ie9below) {
          if (!range) {
            // todo 给第一个值可能会有问题
            return this.document.body.firstChild
                }
          // control元素
          if (range.item) {
            return range.item(0)
                }
          tmpRange = range.duplicate()
                //修正ie下<b>x</b>[xx] 闭合后 <b>x|</b>xx
                tmpRange.text.length > 0 && tmpRange.moveStart('character', 1)
                tmpRange.collapse(1)
                start = tmpRange.parentElement()
                parent = tmp = range.parentElement()
                while (tmp = tmp.parentNode) {
            if (tmp == start) {
              start = parent
                        break;
            }
          }
        } else {
          start = range.startContainer
                if (start.nodeType == 1 && start.hasChildNodes()) {
            start = start.childNodes[Math.min(start.childNodes.length - 1, range.startOffset)]
                }
          if (start.nodeType == 3) {
            return start.parentNode
                }
        }
        return start
        },
      /**
         * 得到选区中的文本
         * @public
         * @function
         * @name    UM.dom.Selection.getText
         * @return  {String}    选区中包含的文本
         */
      getText: function() {
        var nativeSel, nativeRange
            if (this.isFocus() && (nativeSel = this.getNative())) {
          nativeRange = browser.ie9below ? nativeSel.createRange() : nativeSel.getRangeAt(0)
                return browser.ie9below ? nativeRange.text : nativeRange.toString()
            }
        return ''
        }
    }
})();
  /**
 * @file
 * @name UM.Editor
 * @short Editor
 * @import editor.js,core/utils.js,core/EventBase.js,core/browser.js,core/dom/dtd.js,core/dom/domUtils.js,core/dom/Range.js,core/dom/Selection.js,plugins/serialize.js
 * @desc 编辑器主类，包含编辑器提供的大部分公用接口
 */
  (function() {
    var uid = 0, _selectionChangeTimer

    /**
     * @private
     * @ignore
     * @param form  编辑器所在的form元素
     * @param editor  编辑器实例对象
     */
    function setValue(form, editor) {
      var textarea
        if (editor.textarea) {
        if (utils.isString(editor.textarea)) {
          for (var i = 0, ti, tis = domUtils.getElementsByTagName(form, 'textarea'); ti = tis[i++];) {
            if (ti.id == 'umeditor_textarea_' + editor.options.textarea) {
              textarea = ti
                        break;
            }
          }
        } else {
          textarea = editor.textarea
            }
      }
      if (!textarea) {
        form.appendChild(textarea = domUtils.createElement(document, 'textarea', {
          'name': editor.options.textarea,
          'id': 'umeditor_textarea_' + editor.options.textarea,
          'style': 'display:none'
        }))
            //不要产生多个textarea
            editor.textarea = textarea
        }
      textarea.value = editor.hasContents()
            ? (editor.options.allHtmlEnabled ? editor.getAllHtml() : editor.getContent(null, null, true))
            : ''
    }
    function loadPlugins(me) {
      // 初始化插件
      for (var pi in UM.plugins) {
        if (me.options.excludePlugins.indexOf(pi) == -1) {
          UM.plugins[pi].call(me)
                me.plugins[pi] = 1
            }
      }
      me.langIsReady = true

        me.fireEvent('langReady')
    }
    function checkCurLang(I18N) {
      for (var lang in I18N) {
        return lang
      }
    }
    /**
     * UEditor编辑器类
     * @name Editor
     * @desc 创建一个跟编辑器实例
     * - ***container*** 编辑器容器对象
     * - ***iframe*** 编辑区域所在的iframe对象
     * - ***window*** 编辑区域所在的window
     * - ***document*** 编辑区域所在的document对象
     * - ***body*** 编辑区域所在的body对象
     * - ***selection*** 编辑区域的选区对象
     */
    var Editor = UM.Editor = function(options) {
      var me = this
        me.uid = uid++
        EventBase.call(me)
        me.commands = {}
        me.options = utils.extend(utils.clone(options || {}), UMEDITOR_CONFIG, true)
        me.shortcutkeys = {}
        me.inputRules = []
        me.outputRules = []
        //设置默认的常用属性
        me.setOpt({
        isShow: true,
        initialContent: '',
        initialStyle: '',
        autoClearinitialContent: false,
        textarea: 'editorValue',
        focus: false,
        focusInEnd: true,
        autoClearEmptyNode: true,
        fullscreen: false,
        readonly: false,
        zIndex: 999,
        enterTag: 'p',
        lang: 'zh-cn',
        langPath: me.options.UMEDITOR_HOME_URL + 'lang/',
        theme: 'default',
        themePath: me.options.UMEDITOR_HOME_URL + 'themes/',
        allHtmlEnabled: false,
        autoSyncData: true,
        autoHeightEnabled: true,
        excludePlugins: ''
      })
        me.plugins = {}
        if (!utils.isEmptyObject(UM.I18N)) {
        // 修改默认的语言类型
        me.options.lang = checkCurLang(UM.I18N)
            loadPlugins(me)
      } else{
        utils.loadFile(document, {
          src: me.options.langPath + me.options.lang + '/' + me.options.lang + '.js',
          tag: 'script',
          type: 'text/javascript',
          defer: 'defer'
        }, function() {
          loadPlugins(me)
        })
        }
    }
    Editor.prototype = {
      /**
         * 当编辑器ready后执行传入的fn,如果编辑器已经完成ready，就马上执行fn，fn的中的this是编辑器实例。
         * 大部分的实例接口都需要放在该方法内部执行，否则在IE下可能会报错。
         * @name ready
         * @grammar editor.ready(fn) fn是当编辑器渲染好后执行的function
         * @example
         * var editor = new UM.ui.Editor();
         * editor.render("myEditor");
         * editor.ready(function(){
         *     editor.setContent("欢迎使用UEditor！");
         * })
         */
      ready: function(fn) {
        var me = this
            if (fn) {
          me.isReady ? fn.apply(me) : me.addListener('ready', fn)
            }
      },
      /**
         * 为编辑器设置默认参数值。若用户配置为空，则以默认配置为准
         * @grammar editor.setOpt(key,value);      //传入一个键、值对
         * @grammar editor.setOpt({ key:value});   //传入一个json对象
         */
      setOpt: function(key, val) {
        var obj = {}
            if (utils.isString(key)) {
          obj[key] = val
        } else {
          obj = key
            }
        utils.extend(this.options, obj, true)
        },
      getOpt: function(key) {
        return this.options[key] || ''
      },
      /**
         * 销毁编辑器实例对象
         * @name destroy
         * @grammar editor.destroy();
         */
      destroy: function() {
        var me = this
            me.fireEvent('destroy')
            var container = me.container.parentNode
            if (container === document.body) {
          container = me.container
            }
        var textarea = me.textarea
            if (!textarea) {
          textarea = document.createElement('textarea')
                container.parentNode.insertBefore(textarea, container)
            } else {
          textarea.style.display = ''
        }

        textarea.style.width = me.body.offsetWidth + 'px'
            textarea.style.height = me.body.offsetHeight + 'px'
            textarea.value = me.getContent()
            textarea.id = me.key
            if (container.contains(textarea)) {
          $(textarea).insertBefore(container)
            }
        container.innerHTML = ''

            domUtils.remove(container)
            UM.clearCache(me.id)
            //trace:2004
            for (var p in me) {
          if (me.hasOwnProperty(p)) {
            delete this[p]
                }
        }
      },
      initialCont: function(holder) {
        if (holder) {
          holder.getAttribute('name') && (this.options.textarea = holder.getAttribute('name'))
                if (holder && /script|textarea/ig.test(holder.tagName)) {
            var newDiv = document.createElement('div')
                    holder.parentNode.insertBefore(newDiv, holder)
                    this.options.initialContent = UM.htmlparser(holder.value || holder.innerHTML || this.options.initialContent).toHtml()
                    holder.className && (newDiv.className = holder.className)
                    holder.style.cssText && (newDiv.style.cssText = holder.style.cssText)

                    if (/textarea/i.test(holder.tagName)) {
              this.textarea = holder
                        this.textarea.style.display = 'none'

                    } else {
              holder.parentNode.removeChild(holder)
                        holder.id && (newDiv.id = holder.id)
                    }
            holder = newDiv
                    holder.innerHTML = ''
                }
          return holder
            }else {
          return null
            }
      },
      /**
         * 渲染编辑器的DOM到指定容器，必须且只能调用一次
         * @name render
         * @grammar editor.render(containerId);    //可以指定一个容器ID
         * @grammar editor.render(containerDom);   //也可以直接指定容器对象
         */
      render: function(container) {
        var me = this,
          options = me.options,
          getStyleValue = function(attr) {
            return parseInt($(container).css(attr))
                };

        if (utils.isString(container)) {
          container = document.getElementById(container)
            }
        if (container) {
          this.id = container.getAttribute('id')
                UM.setEditor(this)
                utils.cssRule('edui-style-body', me.options.initialStyle, document)

                container = this.initialCont(container)

                container.className += ' edui-body-container'

                if (options.initialFrameWidth) {
            options.minFrameWidth = options.initialFrameWidth
          } else{
            // 都没给值，先写死了
            options.minFrameWidth = options.initialFrameWidth = $(container).width() || UM.defaultWidth
                }
          if (options.initialFrameHeight) {
            options.minFrameHeight = options.initialFrameHeight
          } else{
            options.initialFrameHeight = options.minFrameHeight = $(container).height() || UM.defaultHeight
                }

          container.style.width = /%$/.test(options.initialFrameWidth) ? '100%' : options.initialFrameWidth -
                    getStyleValue('padding-left') -
                    getStyleValue('padding-right') + 'px'

                var height = /%$/.test(options.initialFrameHeight) ? '100%' : (options.initialFrameHeight - getStyleValue('padding-top') - getStyleValue('padding-bottom'))
                if (this.options.autoHeightEnabled) {
            container.style.minHeight = height + 'px'
                    container.style.height = ''
                    if (browser.ie && browser.version <= 6) {
              container.style.height = height 
                        container.style.setExpression('height', 'this.scrollHeight <= ' + height + ' ? "' + height + 'px" : "auto"')
                    }
          } else{
            $(container).height(height)
          }
          container.style.zIndex = options.zIndex
                this._setup(container)

            }
      },
      /**
         * 编辑器初始化
         * @private
         * @ignore
         * @param {Element} doc 编辑器Iframe中的文档对象
         */
      _setup: function(cont) {
        var me = this,
          options = me.options

            cont.contentEditable = true
            document.body.spellcheck = false

            me.document = document
            me.window = document.defaultView || document.parentWindow
            me.body = cont
            me.$body = $(cont)
            me.selection = new dom.Selection(document, me.body)
            me._isEnabled = false
            //gecko初始化就能得到range,无法判断isFocus了
            var geckoSel
            if (browser.gecko && (geckoSel = this.selection.getNative())) {
          geckoSel.removeAllRanges()
            }
        this._initEvents()
            //为form提交提供一个隐藏的textarea
            for (var form = cont.parentNode; form && !domUtils.isBody(form); form = form.parentNode) {
          if (form.tagName == 'FORM') {
            me.form = form
                    if (me.options.autoSyncData) {
              $(cont).on('blur', function() {
                setValue(form, me)
                        })
            }else {
              $(form).on('submit', function() {
                setValue(this, me)
                        })
            }
            break
                }
        }
        if (options.initialContent) {
          if (options.autoClearinitialContent) {
            var oldExecCommand = me.execCommand
                    me.execCommand = function() {
              me.fireEvent('firstBeforeExecCommand')
                        return oldExecCommand.apply(me, arguments)
                    };
            this._setDefaultContent(options.initialContent)
                } else
            {this.setContent(options.initialContent, false, true);}
        }

        // 编辑器不能为空内容

        if (domUtils.isEmptyNode(me.body)) {
          me.body.innerHTML = '<p>' + (browser.ie ? '' : '<br/>') + '</p>'
            }
        // 如果要求focus, 就把光标定位到内容开始
        if (options.focus) {
          setTimeout(function() {
            me.focus(me.options.focusInEnd)
                    //如果自动清除开着，就不需要做selectionchange;
                    !me.options.autoClearinitialContent && me._selectionChange()
                }, 0)
            }
        if (!me.container) {
          me.container = cont.parentNode
            }

        me._bindshortcutKeys()
            me.isReady = 1
            me.fireEvent('ready')
            options.onready && options.onready.call(me)
            if (!browser.ie || browser.ie9above) {
          $(me.body).on('blur focus', function(e) {
            var nSel = me.selection.getNative()
                    //chrome下会出现alt+tab切换时，导致选区位置不对
                    if (e.type == 'blur') {
              if (nSel.rangeCount > 0) {
                me._bakRange = nSel.getRangeAt(0)
                        }
            } else {
              try {
                me._bakRange && nSel.addRange(me._bakRange)
              } catch (e) {
              }
              me._bakRange = null
                    }
          })
            }

        !options.isShow && me.setHide()
            options.readonly && me.setDisabled()
        },
      /**
         * 同步编辑器的数据，为提交数据做准备，主要用于你是手动提交的情况
         * @name sync
         * @grammar editor.sync(); //从编辑器的容器向上查找，如果找到就同步数据
         * @grammar editor.sync(formID); //formID制定一个要同步数据的form的id,编辑器的数据会同步到你指定form下
         * @desc
         * 后台取得数据得键值使用你容器上得''name''属性，如果没有就使用参数传入的''textarea''
         * @example
         * editor.sync();
         * form.sumbit(); //form变量已经指向了form元素
         *
         */
      sync: function(formId) {
        var me = this,
          form = formId ? document.getElementById(formId)
                    : domUtils.findParent(me.body.parentNode, function(node) {
              return node.tagName == 'FORM'
            }, true)
            form && setValue(form, me)
        },
      /**
         * 设置编辑器高度
         * @name setHeight
         * @grammar editor.setHeight(number);  //纯数值，不带单位
         */
      setHeight: function(height, notSetHeight) {
        !notSetHeight && (this.options.initialFrameHeight = height)
            if (this.options.autoHeightEnabled) {
          $(this.body).css({
            'min-height': height + 'px'
          })
                if (browser.ie && browser.version <= 6 && this.container) {
            this.container.style.height = height 
                    this.container.style.setExpression('height', 'this.scrollHeight <= ' + height + ' ? "' + height + 'px" : "auto"')
                }
        } else{
          $(this.body).height(height)
        }
        this.fireEvent('resize')
        },
      /**
         * 设置编辑器宽度
         * @name setWidth
         * @grammar editor.setWidth(number);  //纯数值，不带单位
         */
      setWidth: function(width) {
        this.$container && this.$container.width(width)
            $(this.body).width(width - $(this.body).css('padding-left').replace('px', '') * 1 - $(this.body).css('padding-right').replace('px', '') * 1)
            this.fireEvent('resize')
        },
      addshortcutkey: function(cmd, keys) {
        var obj = {}
            if (keys) {
          obj[cmd] = keys
        } else {
          obj = cmd
            }
        utils.extend(this.shortcutkeys, obj)
      },
      _bindshortcutKeys: function() {
        var me = this, shortcutkeys = this.shortcutkeys
            me.addListener('keydown', function(type, e) {
          var keyCode = e.keyCode || e.which
                for (var i in shortcutkeys) {
            var tmp = shortcutkeys[i].split(',')
                    for (var t = 0, ti; ti = tmp[t++];) {
              ti = ti.split(':')
                        var key = ti[0], param = ti[1]
                        if (/^(ctrl)(\+shift)?\+(\d+)$/.test(key.toLowerCase()) || /^(\d+)$/.test(key)) {
                if (((RegExp.$1 == 'ctrl' ? (e.ctrlKey || e.metaKey) : 0) &&
                                (RegExp.$2 != '' ? e[RegExp.$2.slice(1) + 'Key'] : 1) &&
                                keyCode == RegExp.$3
                ) ||
                                keyCode == RegExp.$1
                ) {
                  if (me.queryCommandState(i, param) != -1)
                    {me.execCommand(i, param);}
                  domUtils.preventDefault(e)
                            }
              }
            }
          }
        })
        },
      /**
         * 获取编辑器内容
         * @name getContent
         * @grammar editor.getContent()  => String //若编辑器中只包含字符"&lt;p&gt;&lt;br /&gt;&lt;/p/&gt;"会返回空。
         * @grammar editor.getContent(fn)  => String
         * @example
         * getContent默认是会现调用hasContents来判断编辑器是否为空，如果是，就直接返回空字符串
         * 你也可以传入一个fn来接替hasContents的工作，定制判断的规则
         * editor.getContent(function(){
         *     return false //编辑器没有内容 ，getContent直接返回空
         * })
         */
      getContent: function(cmd, fn, notSetCursor, ignoreBlank, formatter) {
        var me = this
            if (cmd && utils.isFunction(cmd)) {
          fn = cmd
                cmd = ''
            }
        if (fn ? !fn() : !this.hasContents()) {
          return ''
            }
        me.fireEvent('beforegetcontent')
            var root = UM.htmlparser(me.body.innerHTML, ignoreBlank)
            me.filterOutputRule(root)
            me.fireEvent('aftergetcontent', root)
            return root.toHtml(formatter)
        },
      /**
         * 取得完整的html代码，可以直接显示成完整的html文档
         * @name getAllHtml
         * @grammar editor.getAllHtml()  => String
         */
      getAllHtml: function() {
        var me = this,
          headHtml = [],
          html = ''
            me.fireEvent('getAllHtml', headHtml)
            if (browser.ie && browser.version > 8) {
          var headHtmlForIE9 = ''
                utils.each(me.document.styleSheets, function(si) {
            headHtmlForIE9 += (si.href ? '<link rel="stylesheet" type="text/css" href="' + si.href + '" />' : '<style>' + si.cssText + '</style>')
                })
                utils.each(me.document.getElementsByTagName('script'), function(si) {
            headHtmlForIE9 += si.outerHTML
                })
            }
        return '<html><head>' + (me.options.charset ? '<meta http-equiv="Content-Type" content="text/html; charset=' + me.options.charset + '"/>' : '') +
                (headHtmlForIE9 || me.document.getElementsByTagName('head')[0].innerHTML) + headHtml.join('\n') + '</head>' +
                '<body ' + (ie && browser.version < 9 ? 'class="view"' : '') + '>' + me.getContent(null, null, true) + '</body></html>'
        },
      /**
         * 得到编辑器的纯文本内容，但会保留段落格式
         * @name getPlainTxt
         * @grammar editor.getPlainTxt()  => String
         */
      getPlainTxt: function() {
        var reg = new RegExp(domUtils.fillChar, 'g'),
          html = this.body.innerHTML.replace(/[\n\r]/g, '')//ie要先去了\n在处理
            html = html.replace(/<(p|div)[^>]*>(<br\/?>|&nbsp;)<\/\1>/gi, '\n')
          .replace(/<br\/?>/gi, '\n')
          .replace(/<[^>/]+>/g, '')
          .replace(/(\n)?<\/([^>]+)>/g, function(a, b, c) {
            return dtd.$block[c] ? '\n' : b || '';
          })
            //取出来的空格会有c2a0会变成乱码，处理这种情况\u00a0
            return html.replace(reg, '').replace(/\u00a0/g, ' ').replace(/&nbsp;/g, ' ')
        },

      /**
         * 获取编辑器中的纯文本内容,没有段落格式
         * @name getContentTxt
         * @grammar editor.getContentTxt()  => String
         */
      getContentTxt: function() {
        var reg = new RegExp(domUtils.fillChar, 'g')
            //取出来的空格会有c2a0会变成乱码，处理这种情况\u00a0
            return this.body[browser.ie ? 'innerText' : 'textContent'].replace(reg, '').replace(/\u00a0/g, ' ')
        },

      /**
         * 将html设置到编辑器中, 如果是用于初始化时给编辑器赋初值，则必须放在ready方法内部执行
         * @name setContent
         * @grammar editor.setContent(html)
         * @example
         * var editor = new UM.ui.Editor()
         * editor.ready(function(){
         *     //需要ready后执行，否则可能报错
         *     editor.setContent("欢迎使用UEditor！");
         * })
         */
      setContent: function(html, isAppendTo, notFireSelectionchange) {
        var me = this

            me.fireEvent('beforesetcontent', html)
            var root = UM.htmlparser(html)
            me.filterInputRule(root)
            html = root.toHtml()


            me.body.innerHTML = (isAppendTo ? me.body.innerHTML : '') + html


            function isCdataDiv(node) {
          return node.tagName == 'DIV' && node.getAttribute('cdata_tag')
            }
        // 给文本或者inline节点套p标签
        if (me.options.enterTag == 'p') {
          var child = this.body.firstChild, tmpNode
                if (!child || child.nodeType == 1 &&
                    (dtd.$cdata[child.tagName] || isCdataDiv(child) ||
                        domUtils.isCustomeNode(child)
                    ) &&
                    child === this.body.lastChild) {
            this.body.innerHTML = '<p>' + (browser.ie ? '&nbsp;' : '<br/>') + '</p>' + this.body.innerHTML

                } else {
            var p = me.document.createElement('p')
                    while (child) {
              while (child && (child.nodeType == 3 || child.nodeType == 1 && dtd.p[child.tagName] && !dtd.$cdata[child.tagName])) {
                tmpNode = child.nextSibling
                            p.appendChild(child)
                            child = tmpNode
                        }
              if (p.firstChild) {
                if (!child) {
                  me.body.appendChild(p)
                                break;
                } else {
                  child.parentNode.insertBefore(p, child)
                                p = me.document.createElement('p')
                            }
              }
              child = child.nextSibling
                    }
          }
        }
        me.fireEvent('aftersetcontent')
            me.fireEvent('contentchange')

            !notFireSelectionchange && me._selectionChange()
            //清除保存的选区
            me._bakRange = me._bakIERange = me._bakNativeRange = null
            //trace:1742 setContent后gecko能得到焦点问题
            var geckoSel
            if (browser.gecko && (geckoSel = this.selection.getNative())) {
          geckoSel.removeAllRanges()
            }
        if (me.options.autoSyncData) {
          me.form && setValue(me.form, me)
            }
      },

      /**
         * 让编辑器获得焦点，toEnd确定focus位置
         * @name focus
         * @grammar editor.focus([toEnd])   //默认focus到编辑器头部，toEnd为true时focus到内容尾部
         */
      focus: function(toEnd) {
        try {
          var me = this,
            rng = me.selection.getRange()
                if (toEnd) {
            rng.setStartAtLast(me.body.lastChild).setCursor(false, true)
                } else {
            rng.select(true)
                }
          this.fireEvent('focus')
            } catch (e) {
        }
      },
      /**
         * 使编辑区域失去焦点
         */
      blur: function() {
        var sel = this.selection.getNative()
            sel.empty ? sel.empty() : sel.removeAllRanges()
            this.fireEvent('blur')
      },
      /**
         * 判断编辑器当前是否获得了焦点
         */
      isFocus: function() {
        if (this.fireEvent('isfocus') === true) {
          return true
            }
        return this.selection.isFocus()
        },

      /**
         * 初始化UE事件及部分事件代理
         * @private
         * @ignore
         */
      _initEvents: function() {
        var me = this,
          cont = me.body,
          _proxyDomEvent = function() {
            me._proxyDomEvent.apply(me, arguments)
                };

        $(cont)
          .on('click contextmenu mousedown keydown keyup keypress mouseup mouseover mouseout selectstart', _proxyDomEvent)
          .on('focus blur', _proxyDomEvent)
          .on('mouseup keydown', function(evt) {
            // 特殊键不触发selectionchange
            if (evt.type == 'keydown' && (evt.ctrlKey || evt.metaKey || evt.shiftKey || evt.altKey)) {
              return
                    }
            if (evt.button == 2) return
                    me._selectionChange(250, evt)
                })
        },
      /**
         * 触发事件代理
         * @private
         * @ignore
         */
      _proxyDomEvent: function(evt) {
        return this.fireEvent(evt.type.replace(/^on/, ''), evt)
        },
      /**
         * 变化选区
         * @private
         * @ignore
         */
      _selectionChange: function(delay, evt) {
        var me = this
            //有光标才做selectionchange 为了解决未focus时点击source不能触发更改工具栏状态的问题（source命令notNeedUndo=1）
//            if ( !me.selection.isFocus() ){
//                return;
//            }


            var hackForMouseUp = false
            var mouseX, mouseY
            if (browser.ie && browser.version < 9 && evt && evt.type == 'mouseup') {
          var range = this.selection.getRange()
                if (!range.collapsed) {
            hackForMouseUp = true
                    mouseX = evt.clientX
                    mouseY = evt.clientY
                }
        }
        clearTimeout(_selectionChangeTimer)
            _selectionChangeTimer = setTimeout(function() {
          if (!me.selection.getNative()) {
            return
                }
          // 修复一个IE下的bug: 鼠标点击一段已选择的文本中间时，可能在mouseup后的一段时间内取到的range是在selection的type为None下的错误值.
          // IE下如果用户是拖拽一段已选择文本，则不会触发mouseup事件，所以这里的特殊处理不会对其有影响
          var ieRange
                if (hackForMouseUp && me.selection.getNative().type == 'None') {
            ieRange = me.document.body.createTextRange()
                    try {
              ieRange.moveToPoint(mouseX, mouseY)
                    } catch (ex) {
              ieRange = null
                    }
          }
          var bakGetIERange
                if (ieRange) {
            bakGetIERange = me.selection.getIERange
                    me.selection.getIERange = function() {
              return ieRange
                    };
          }
          me.selection.cache()
                if (bakGetIERange) {
            me.selection.getIERange = bakGetIERange
                }
          if (me.selection._cachedRange && me.selection._cachedStartElement) {
            me.fireEvent('beforeselectionchange')
                    // 第二个参数causeByUi为true代表由用户交互造成的selectionchange.
                    me.fireEvent('selectionchange', !!evt)
                    me.fireEvent('afterselectionchange')
                    me.selection.clear()
                }
        }, delay || 50)
        },
      _callCmdFn: function(fnName, args) {
        args = Array.prototype.slice.call(args, 0)
            var cmdName = args.shift().toLowerCase(),
          cmd, cmdFn
            cmd = this.commands[cmdName] || UM.commands[cmdName]
            cmdFn = cmd && cmd[fnName]
            //没有querycommandstate或者没有command的都默认返回0
            if ((!cmd || !cmdFn) && fnName == 'queryCommandState') {
          return 0
            } else if (cmdFn) {
          return cmdFn.apply(this, [cmdName].concat(args))
            }
      },

      /**
         * 执行编辑命令cmdName，完成富文本编辑效果
         * @name execCommand
         * @grammar editor.execCommand(cmdName)   => {*}
         */
      execCommand: function(cmdName) {
        if (!this.isFocus()) {
          var bakRange = this.selection._bakRange
                if (bakRange) {
            bakRange.select()
          }else {
            this.focus(true)
          }
        }
        cmdName = cmdName.toLowerCase()
            var me = this,
          result,
          cmd = me.commands[cmdName] || UM.commands[cmdName]
            if (!cmd || !cmd.execCommand) {
          return null
            }
        if (!cmd.notNeedUndo && !me.__hasEnterExecCommand) {
          me.__hasEnterExecCommand = true
                if (me.queryCommandState.apply(me, arguments) != -1) {
            me.fireEvent('saveScene')
                    me.fireEvent('beforeexeccommand', cmdName)
                    result = this._callCmdFn('execCommand', arguments);
            (!cmd.ignoreContentChange && !me._ignoreContentChange) && me.fireEvent('contentchange')
                    me.fireEvent('afterexeccommand', cmdName)
                    me.fireEvent('saveScene')
                }
          me.__hasEnterExecCommand = false
            } else {
          result = this._callCmdFn('execCommand', arguments);
          (!me.__hasEnterExecCommand && !cmd.ignoreContentChange && !me._ignoreContentChange) && me.fireEvent('contentchange')
        }
        (!me.__hasEnterExecCommand && !cmd.ignoreContentChange && !me._ignoreContentChange) && me._selectionChange()
            return result
        },
      /**
         * 根据传入的command命令，查选编辑器当前的选区，返回命令的状态
         * @name  queryCommandState
         * @grammar editor.queryCommandState(cmdName)  => (-1|0|1)
         * @desc
         * * ''-1'' 当前命令不可用
         * * ''0'' 当前命令可用
         * * ''1'' 当前命令已经执行过了
         */
      queryCommandState: function(cmdName) {
        try {
          return this._callCmdFn('queryCommandState', arguments)
            }catch (e) {
          return 0
        }
      },

      /**
         * 根据传入的command命令，查选编辑器当前的选区，根据命令返回相关的值
         * @name  queryCommandValue
         * @grammar editor.queryCommandValue(cmdName)  =>  {*}
         */
      queryCommandValue: function(cmdName) {
        try {
          return this._callCmdFn('queryCommandValue', arguments)
            }catch (e) {
          return null
        }
      },
      /**
         * 检查编辑区域中是否有内容，若包含tags中的节点类型，直接返回true
         * @name  hasContents
         * @desc
         * 默认有文本内容，或者有以下节点都不认为是空
         * <code>{table:1,ul:1,ol:1,dl:1,iframe:1,area:1,base:1,col:1,hr:1,img:1,embed:1,input:1,link:1,meta:1,param:1}</code>
         * @grammar editor.hasContents()  => (true|false)
         * @grammar editor.hasContents(tags)  =>  (true|false)  //若文档中包含tags数组里对应的tag，直接返回true
         * @example
         * editor.hasContents(['span']) //如果编辑器里有这些，不认为是空
         */
      hasContents: function(tags) {
        if (tags) {
          for (var i = 0, ci; ci = tags[i++];) {
            if (this.body.getElementsByTagName(ci).length > 0) {
              return true
                    }
          }
        }
        if (!domUtils.isEmptyBlock(this.body)) {
          return true
        }
        // 随时添加,定义的特殊标签如果存在，不能认为是空
        tags = ['div']
            for (i = 0; ci = tags[i++];) {
          var nodes = domUtils.getElementsByTagName(this.body, ci)
                for (var n = 0, cn; cn = nodes[n++];) {
            if (domUtils.isCustomeNode(cn)) {
              return true
                    }
          }
        }
        return false
        },
      /**
         * 重置编辑器，可用来做多个tab使用同一个编辑器实例
         * @name  reset
         * @desc
         * * 清空编辑器内容
         * * 清空回退列表
         * @grammar editor.reset()
         */
      reset: function() {
        this.fireEvent('reset')
        },
      isEnabled: function() {
        return this._isEnabled != true
        },

      setEnabled: function() {
        var me = this, range

            me.body.contentEditable = true

            /* 恢复选区 */
            if (me.lastBk) {
          range = me.selection.getRange()
                try {
            range.moveToBookmark(me.lastBk)
                    delete me.lastBk
          } catch (e) {
            range.setStartAtFirst(me.body).collapse(true)
          }
          range.select(true)
            }

        /* 恢复query函数 */
        if (me.bkqueryCommandState) {
          me.queryCommandState = me.bkqueryCommandState
                delete me.bkqueryCommandState
            }

        /* 恢复原生事件 */
        if (me._bkproxyDomEvent) {
          me._proxyDomEvent = me._bkproxyDomEvent
                delete me._bkproxyDomEvent
            }

        /* 触发事件 */
        me.fireEvent('setEnabled')
        },
      /**
         * 设置当前编辑区域可以编辑
         * @name enable
         * @grammar editor.enable()
         */
      enable: function() {
        return this.setEnabled()
        },
      setDisabled: function(except, keepDomEvent) {
        var me = this

            me.body.contentEditable = false
            me._except = except ? utils.isArray(except) ? except : [except] : []

            /* 备份最后的选区 */
            if (!me.lastBk) {
          me.lastBk = me.selection.getRange().createBookmark(true)
            }

        /* 备份并重置query函数 */
        if (!me.bkqueryCommandState) {
          me.bkqueryCommandState = me.queryCommandState
                me.queryCommandState = function(type) {
            if (utils.indexOf(me._except, type) != -1) {
              return me.bkqueryCommandState.apply(me, arguments)
                    }
            return -1
                };
        }

        /* 备份并墙原生事件 */
        if (!keepDomEvent && !me._bkproxyDomEvent) {
          me._bkproxyDomEvent = me._proxyDomEvent
                me._proxyDomEvent = function() {
            return false
                };
        }

        /* 触发事件 */
        me.fireEvent('selectionchange')
            me.fireEvent('setDisabled', me._except)
        },
      /** 设置当前编辑区域不可编辑,except中的命令除外
         * @name disable
         * @grammar editor.disable()
         * @grammar editor.disable(except)  //例外的命令，也即即使设置了disable，此处配置的命令仍然可以执行
         * @example
         * //禁用工具栏中除加粗和插入图片之外的所有功能
         * editor.disable(['bold','insertimage']);//可以是单一的String,也可以是Array
         */
      disable: function(except) {
        return this.setDisabled(except)
        },
      /**
         * 设置默认内容
         * @ignore
         * @private
         * @param  {String} cont 要存入的内容
         */
      _setDefaultContent: (function () {
            function clear() {
                var me = this;
                if (me.document.getElementById('initContent')) {
                    me.body.innerHTML = '<p>' + (ie ? '' : '<br/>') + '</p>';
                    me.removeListener('firstBeforeExecCommand focus', clear);
                    setTimeout(function () {
                        me.focus();
                        me._selectionChange();
                    }, 0)
                }
            }

            return function (cont) {
                var me = this;
                me.body.innerHTML = '<p id="initContent">' + cont + '</p>';

                me.addListener('firstBeforeExecCommand focus', clear);
            }
        }()),
      /**
         * show方法的兼容版本
         * @private
         * @ignore
         */
      setShow: function() {
        var me = this, range = me.selection.getRange()
            if (me.container.style.display == 'none') {
          // 有可能内容丢失了
          try {
            range.moveToBookmark(me.lastBk)
                    delete me.lastBk
          } catch (e) {
            range.setStartAtFirst(me.body).collapse(true)
          }
          // ie下focus实效，所以做了个延迟
          setTimeout(function() {
            range.select(true)
                }, 100)
                me.container.style.display = ''
            }
      },
      /**
         * 显示编辑器
         * @name show
         * @grammar editor.show()
         */
      show: function() {
        return this.setShow()
        },
      /**
         * hide方法的兼容版本
         * @private
         * @ignore
         */
      setHide: function() {
        var me = this
            if (!me.lastBk) {
          me.lastBk = me.selection.getRange().createBookmark(true)
            }
        me.container.style.display = 'none'
      },
      /**
         * 隐藏编辑器
         * @name hide
         * @grammar editor.hide()
         */
      hide: function() {
        return this.setHide()
        },
      /**
         * 根据制定的路径，获取对应的语言资源
         * @name  getLang
         * @grammar editor.getLang(path)  =>  （JSON|String) 路径根据的是lang目录下的语言文件的路径结构
         * @example
         * editor.getLang('contextMenu.delete') //如果当前是中文，那返回是的是删除
         */
      getLang: function(path) {
        var lang = UM.I18N[this.options.lang]
            if (!lang) {
          throw Error('not import language file')
            }
        path = (path || '').split('.')
            for (var i = 0, ci; ci = path[i++];) {
          lang = lang[ci]
                if (!lang) break
            }
        return lang
        },
      /**
         * 计算编辑器当前内容的长度
         * @name  getContentLength
         * @grammar editor.getContentLength(ingoneHtml,tagNames)  =>
         * @example
         * editor.getLang(true)
         */
      getContentLength: function(ingoneHtml, tagNames) {
        var count = this.getContent(false, false, true).length
            if (ingoneHtml) {
          tagNames = (tagNames || []).concat(['hr', 'img', 'iframe'])
                count = this.getContentTxt().replace(/[\t\r\n]+/g, '').length
                for (var i = 0, ci; ci = tagNames[i++];) {
            count += this.body.getElementsByTagName(ci).length
                }
        }
        return count
        },
      addInputRule: function(rule, ignoreUndo) {
        rule.ignoreUndo = ignoreUndo
            this.inputRules.push(rule)
        },
      filterInputRule: function(root, isUndoLoad) {
        for (var i = 0, ci; ci = this.inputRules[i++];) {
          if (isUndoLoad && ci.ignoreUndo) {
            continue
                }
          ci.call(this, root)
        }
      },
      addOutputRule: function(rule, ignoreUndo) {
        rule.ignoreUndo = ignoreUndo
            this.outputRules.push(rule)
      },
      filterOutputRule: function(root, isUndoLoad) {
        for (var i = 0, ci; ci = this.outputRules[i++];) {
          if (isUndoLoad && ci.ignoreUndo) {
            continue
                }
          ci.call(this, root)
        }
      }
    }
    utils.inherits(Editor, EventBase)
})()

/**
 * @file
 * @name UM.filterWord
 * @short filterWord
 * @desc 用来过滤word粘贴过来的字符串
 * @import editor.js,core/utils.js
 * @anthor zhanyi
 */
var filterWord = UM.filterWord = (function () {

    //是否是word过来的内容
    function isWordDocument( str ) {
        return /(class="?Mso|style="[^"]*\bmso\-|w:WordDocument|<(v|o):|lang=)/ig.test( str );
    }
    //去掉小数
    function transUnit( v ) {
        v = v.replace( /[\d.]+\w+/g, function ( m ) {
            return utils.transUnitToPx(m);
        } );
        return v;
    }

    function filterPasteWord( str ) {
        return str.replace(/[\t\r\n]+/g,' ')
            .replace( /<!--[\s\S]*?-->/ig, "" )
            //转换图片
            .replace(/<v:shape [^>]*>[\s\S]*?.<\/v:shape>/gi,function(str){
                //opera能自己解析出image所这里直接返回空
                if(browser.opera){
                    return '';
                }
                try{
                    //有可能是bitmap占为图，无用，直接过滤掉，主要体现在粘贴excel表格中
                    if(/Bitmap/i.test(str)){
                        return '';
                    }
                    var width = str.match(/width:([ \d.]*p[tx])/i)[1],
                        height = str.match(/height:([ \d.]*p[tx])/i)[1],
                        src =  str.match(/src=\s*"([^"]*)"/i)[1];
                    return '<img width="'+ transUnit(width) +'" height="'+transUnit(height) +'" src="' + src + '" />';
                } catch(e){
                    return '';
                }
            })
            //针对wps添加的多余标签处理
            .replace(/<\/?div[^>]*>/g,'')
            //去掉多余的属性
            .replace( /v:\w+=(["']?)[^'"]+\1/g, '' )
            .replace( /<(!|script[^>]*>.*?<\/script(?=[>\s])|\/?(\?xml(:\w+)?|xml|meta|link|style|\w+:\w+)(?=[\s\/>]))[^>]*>/gi, "" )
            .replace( /<p [^>]*class="?MsoHeading"?[^>]*>(.*?)<\/p>/gi, "<p><strong>$1</strong></p>" )
            //去掉多余的属性
            .replace( /\s+(class|lang|align)\s*=\s*(['"]?)([\w-]+)\2/ig, function(str,name,marks,val){
                //保留list的标示
                return name == 'class' && val == 'MsoListParagraph' ? str : ''
            })
            //清除多余的font/span不能匹配&nbsp;有可能是空格
            .replace( /<(font|span)[^>]*>(\s*)<\/\1>/gi, function(a,b,c){
                return c.replace(/[\t\r\n ]+/g,' ')
            })
            //处理style的问题
            .replace( /(<[a-z][^>]*)\sstyle=(["'])([^\2]*?)\2/gi, function( str, tag, tmp, style ) {
                var n = [],
                    s = style.replace( /^\s+|\s+$/, '' )
                        .replace(/&#39;/g,'\'')
                        .replace( /&quot;/gi, "'" )
                        .split( /;\s*/g );

                for ( var i = 0,v; v = s[i];i++ ) {

                    var name, value,
                        parts = v.split( ":" );

                    if ( parts.length == 2 ) {
                        name = parts[0].toLowerCase();
                        value = parts[1].toLowerCase();
                        if(/^(background)\w*/.test(name) && value.replace(/(initial|\s)/g,'').length == 0
                            ||
                            /^(margin)\w*/.test(name) && /^0\w+$/.test(value)
                            ){
                            continue;
                        }

                        switch ( name ) {
                            case "mso-padding-alt":
                            case "mso-padding-top-alt":
                            case "mso-padding-right-alt":
                            case "mso-padding-bottom-alt":
                            case "mso-padding-left-alt":
                            case "mso-margin-alt":
                            case "mso-margin-top-alt":
                            case "mso-margin-right-alt":
                            case "mso-margin-bottom-alt":
                            case "mso-margin-left-alt":
                            //ie下会出现挤到一起的情况
                            //case "mso-table-layout-alt":
                            case "mso-height":
                            case "mso-width":
                            case "mso-vertical-align-alt":
                                //trace:1819 ff下会解析出padding在table上
                                if(!/<table/.test(tag))
                                    n[i] = name.replace( /^mso-|-alt$/g, "" ) + ":" + transUnit( value );
                                continue;
                            case "horiz-align":
                                n[i] = "text-align:" + value;
                                continue;

                            case "vert-align":
                                n[i] = "vertical-align:" + value;
                                continue;

                            case "font-color":
                            case "mso-foreground":
                                n[i] = "color:" + value;
                                continue;

                            case "mso-background":
                            case "mso-highlight":
                                n[i] = "background:" + value;
                                continue;

                            case "mso-default-height":
                                n[i] = "min-height:" + transUnit( value );
                                continue;

                            case "mso-default-width":
                                n[i] = "min-width:" + transUnit( value );
                                continue;

                            case "mso-padding-between-alt":
                                n[i] = "border-collapse:separate;border-spacing:" + transUnit( value );
                                continue;

                            case "text-line-through":
                                if ( (value == "single") || (value == "double") ) {
                                    n[i] = "text-decoration:line-through";
                                }
                                continue;
                            case "mso-zero-height":
                                if ( value == "yes" ) {
                                    n[i] = "display:none";
                                }
                                continue;
//                                case 'background':
//                                    break;
                            case 'margin':
                                if ( !/[1-9]/.test( value ) ) {
                                    continue;
                                }

                        }

                        if ( /^(mso|column|font-emph|lang|layout|line-break|list-image|nav|panose|punct|row|ruby|sep|size|src|tab-|table-border|text-(?:decor|trans)|top-bar|version|vnd|word-break)/.test( name )
                            ||
                            /text\-indent|padding|margin/.test(name) && /\-[\d.]+/.test(value)
                            ) {
                            continue;
                        }

                        n[i] = name + ":" + parts[1];
                    }
                }
                return tag + (n.length ? ' style="' + n.join( ';').replace(/;{2,}/g,';') + '"' : '');
            })
            .replace(/[\d.]+(cm|pt)/g,function(str){
                return utils.transUnitToPx(str)
            })

    }

    return function ( html ) {
        return (isWordDocument( html ) ? filterPasteWord( html ) : html);
    };
}());
  // /import editor.js
  // /import core/utils.js
  // /import core/dom/dom.js
  // /import core/dom/dtd.js
  // /import core/htmlparser.js
  // 模拟的节点类
  // by zhanyi
  (function() {
    var uNode = UM.uNode = function(obj) {
      this.type = obj.type
        this.data = obj.data
        this.tagName = obj.tagName
        this.parentNode = obj.parentNode
        this.attrs = obj.attrs || {}
        this.children = obj.children
    };
    var notTransAttrs = {
      'href': 1,
      'src': 1,
      '_src': 1,
      '_href': 1,
      'cdata_data': 1
    }

    var notTransTagName = {
      style: 1,
      script: 1
    }

    var indentChar = '    ',
      breakChar = '\n'

    function insertLine(arr, current, begin) {
      arr.push(breakChar)
        return current + (begin ? 1 : -1)
    }

    function insertIndent(arr, current) {
      // 插入缩进
      for (var i = 0; i < current; i++) {
        arr.push(indentChar)
        }
    }

    // 创建uNode的静态方法
    // 支持标签和html
    uNode.createElement = function(html) {
      if (/[<>]/.test(html)) {
        return UM.htmlparser(html).children[0]
      } else {
        return new uNode({
          type: 'element',
          children: [],
          tagName: html
        })
      }
    }
    uNode.createText = function(data, noTrans) {
      return new UM.uNode({
        type: 'text',
        'data': noTrans ? data : utils.unhtml(data || '')
      })
    }
    function nodeToHtml(node, arr, formatter, current) {
      switch (node.type) {
        case 'root':
          for (var i = 0, ci; ci = node.children[i++];) {
            // 插入新行
            if (formatter && ci.type == 'element' && !dtd.$inlineWithA[ci.tagName] && i > 1) {
              insertLine(arr, current, true)
                        insertIndent(arr, current)
            }
            nodeToHtml(ci, arr, formatter, current)
          }
          break
            case 'text':
          isText(node, arr)
                break;
        case 'element':
          isElement(node, arr, formatter, current)
                break;
        case 'comment':
          isComment(node, arr, formatter)
        }
      return arr
    }

    function isText(node, arr) {
      if (node.parentNode.tagName == 'pre') {
        // 源码模式下输入html标签，不能做转换处理，直接输出
        arr.push(node.data)
      } else{
        arr.push(notTransTagName[node.parentNode.tagName] ? utils.html(node.data) : node.data.replace(/[ ]{2}/g, ' &nbsp;'))
      }
    }

    function isElement(node, arr, formatter, current) {
      var attrhtml = ''
        if (node.attrs) {
        attrhtml = []
            var attrs = node.attrs
            for (var a in attrs) {
          // 这里就针对
          // <p>'<img src='http://nsclick.baidu.com/u.gif?&asdf=\"sdf&asdfasdfs;asdf'></p>
          // 这里边的\"做转换，要不用innerHTML直接被截断了，属性src
          // 有可能做的不够
          attrhtml.push(a + (attrs[a] !== undefined ? '="' + (notTransAttrs[a] ? utils.html(attrs[a]).replace(/["]/g, function(a) {
            return '&quot;'
          }) : utils.unhtml(attrs[a])) + '"' : ''))
        }
        attrhtml = attrhtml.join(' ')
        }
      arr.push('<' + node.tagName +
            (attrhtml ? ' ' + attrhtml : '') +
            (dtd.$empty[node.tagName] ? '\/' : '') + '>'
      )
        //插入新行
        if (formatter && !dtd.$inlineWithA[node.tagName] && node.tagName != 'pre') {
        if (node.children && node.children.length) {
          current = insertLine(arr, current, true)
                insertIndent(arr, current)
        }
      }
      if (node.children && node.children.length) {
        for (var i = 0, ci; ci = node.children[i++];) {
          if (formatter && ci.type == 'element' && !dtd.$inlineWithA[ci.tagName] && i > 1) {
            insertLine(arr, current)
                    insertIndent(arr, current)
          }
          nodeToHtml(ci, arr, formatter, current)
        }
      }
      if (!dtd.$empty[node.tagName]) {
        if (formatter && !dtd.$inlineWithA[node.tagName] && node.tagName != 'pre') {
          if (node.children && node.children.length) {
            current = insertLine(arr, current)
                    insertIndent(arr, current)
          }
        }
        arr.push('<\/' + node.tagName + '>')
        }
    }

    function isComment(node, arr) {
      arr.push('<!--' + node.data + '-->')
    }

    function getNodeById(root, id) {
      var node
        if (root.type == 'element' && root.getAttr('id') == id) {
        return root
        }
      if (root.children && root.children.length) {
        for (var i = 0, ci; ci = root.children[i++];) {
          if (node = getNodeById(ci, id)) {
            return node
                }
        }
      }
    }

    function getNodesByTagName(node, tagName, arr) {
      if (node.type == 'element' && node.tagName == tagName) {
        arr.push(node)
        }
      if (node.children && node.children.length) {
        for (var i = 0, ci; ci = node.children[i++];) {
          getNodesByTagName(ci, tagName, arr)
        }
      }
    }
    function nodeTraversal(root, fn) {
      if (root.children && root.children.length) {
        for (var i = 0, ci; ci = root.children[i];) {
          nodeTraversal(ci, fn)
                //ci被替换的情况，这里就不再走 fn了
                if (ci.parentNode) {
            if (ci.children && ci.children.length) {
              fn(ci)
            }
            if (ci.parentNode) i++
          }
        }
      }else {
        fn(root)
      }
    }
    uNode.prototype = {

      /**
         * 当前节点对象，转换成html文本
         * @method toHtml
         * @return { String } 返回转换后的html字符串
         * @example
         * ```javascript
         * node.toHtml();
         * ```
         */

      /**
         * 当前节点对象，转换成html文本
         * @method toHtml
         * @param { Boolean } formatter 是否格式化返回值
         * @return { String } 返回转换后的html字符串
         * @example
         * ```javascript
         * node.toHtml( true );
         * ```
         */
      toHtml: function(formatter) {
        var arr = []
            nodeToHtml(this, arr, formatter, 0)
            return arr.join('')
      },

      /**
         * 获取节点的html内容
         * @method innerHTML
         * @warning 假如节点的type不是'element'，或节点的标签名称不在dtd列表里，直接返回当前节点
         * @return { String } 返回节点的html内容
         * @example
         * ```javascript
         * var htmlstr = node.innerHTML();
         * ```
         */

      /**
         * 设置节点的html内容
         * @method innerHTML
         * @warning 假如节点的type不是'element'，或节点的标签名称不在dtd列表里，直接返回当前节点
         * @param { String } htmlstr 传入要设置的html内容
         * @return { UM.uNode } 返回节点本身
         * @example
         * ```javascript
         * node.innerHTML('<span>text</span>');
         * ```
         */
      innerHTML: function(htmlstr) {
        if (this.type != 'element' || dtd.$empty[this.tagName]) {
          return this
            }
        if (utils.isString(htmlstr)) {
          if (this.children) {
            for (var i = 0, ci; ci = this.children[i++];) {
              ci.parentNode = null
                    }
          }
          this.children = []
                var tmpRoot = UM.htmlparser(htmlstr)
                for (var i = 0, ci; ci = tmpRoot.children[i++];) {
            this.children.push(ci)
                    ci.parentNode = this
                }
          return this
            } else {
          var tmpRoot = new UM.uNode({
            type: 'root',
            children: this.children
          })
                return tmpRoot.toHtml()
            }
      },

      /**
         * 获取节点的纯文本内容
         * @method innerText
         * @warning 假如节点的type不是'element'，或节点的标签名称不在dtd列表里，直接返回当前节点
         * @return { String } 返回节点的存文本内容
         * @example
         * ```javascript
         * var textStr = node.innerText();
         * ```
         */

      /**
         * 设置节点的纯文本内容
         * @method innerText
         * @warning 假如节点的type不是'element'，或节点的标签名称不在dtd列表里，直接返回当前节点
         * @param { String } textStr 传入要设置的文本内容
         * @return { UM.uNode } 返回节点本身
         * @example
         * ```javascript
         * node.innerText('<span>text</span>');
         * ```
         */
      innerText: function(textStr, noTrans) {
        if (this.type != 'element' || dtd.$empty[this.tagName]) {
          return this
            }
        if (textStr) {
          if (this.children) {
            for (var i = 0, ci; ci = this.children[i++];) {
              ci.parentNode = null
                    }
          }
          this.children = []
                this.appendChild(uNode.createText(textStr, noTrans))
                return this
            } else {
          return this.toHtml().replace(/<[^>]+>/g, '')
            }
      },

      /**
         * 获取当前对象的data属性
         * @method getData
         * @return { Object } 若节点的type值是elemenet，返回空字符串，否则返回节点的data属性
         * @example
         * ```javascript
         * node.getData();
         * ```
         */
      getData: function() {
        if (this.type == 'element')
          {return '';}
        return this.data
      },

      /**
         * 获取当前节点下的第一个子节点
         * @method firstChild
         * @return { UM.uNode } 返回第一个子节点
         * @example
         * ```javascript
         * node.firstChild(); //返回第一个子节点
         * ```
         */
      firstChild: function() {
        //            if (this.type != 'element' || dtd.$empty[this.tagName]) {
        //                return this;
        //            }
        return this.children ? this.children[0] : null
        },

      /**
         * 获取当前节点下的最后一个子节点
         * @method lastChild
         * @return { UM.uNode } 返回最后一个子节点
         * @example
         * ```javascript
         * node.lastChild(); //返回最后一个子节点
         * ```
         */
      lastChild: function() {
        //            if (this.type != 'element' || dtd.$empty[this.tagName] ) {
        //                return this;
        //            }
        return this.children ? this.children[this.children.length - 1] : null
        },

      /**
         * 获取和当前节点有相同父亲节点的前一个节点
         * @method previousSibling
         * @return { UM.uNode } 返回前一个节点
         * @example
         * ```javascript
         * node.children[2].previousSibling(); //返回子节点node.children[1]
         * ```
         */
      previousSibling: function() {
        var parent = this.parentNode
            for (var i = 0, ci; ci = parent.children[i]; i++) {
          if (ci === this) {
            return i == 0 ? null : parent.children[i - 1]
                }
        }
      },

      /**
         * 获取和当前节点有相同父亲节点的后一个节点
         * @method nextSibling
         * @return { UM.uNode } 返回后一个节点,找不到返回null
         * @example
         * ```javascript
         * node.children[2].nextSibling(); //如果有，返回子节点node.children[3]
         * ```
         */
      nextSibling: function() {
        var parent = this.parentNode
            for (var i = 0, ci; ci = parent.children[i++];) {
          if (ci === this) {
            return parent.children[i]
                }
        }
      },

      /**
         * 用新的节点替换当前节点
         * @method replaceChild
         * @param { UM.uNode } target 要替换成该节点参数
         * @param { UM.uNode } source 要被替换掉的节点
         * @return { UM.uNode } 返回替换之后的节点对象
         * @example
         * ```javascript
         * node.replaceChild(newNode, childNode); //用newNode替换childNode,childNode是node的子节点
         * ```
         */
      replaceChild: function(target, source) {
        if (this.children) {
          if (target.parentNode) {
            target.parentNode.removeChild(target)
                }
          for (var i = 0, ci; ci = this.children[i]; i++) {
            if (ci === source) {
              this.children.splice(i, 1, target)
                        source.parentNode = null
                        target.parentNode = this
                        return target
                    }
          }
        }
      },

      /**
         * 在节点的子节点列表最后位置插入一个节点
         * @method appendChild
         * @param { UM.uNode } node 要插入的节点
         * @return { UM.uNode } 返回刚插入的子节点
         * @example
         * ```javascript
         * node.appendChild( newNode ); //在node内插入子节点newNode
         * ```
         */
      appendChild: function(node) {
        if (this.type == 'root' || (this.type == 'element' && !dtd.$empty[this.tagName])) {
          if (!this.children) {
            this.children = []
          }
          if (node.parentNode) {
            node.parentNode.removeChild(node)
                }
          for (var i = 0, ci; ci = this.children[i]; i++) {
            if (ci === node) {
              this.children.splice(i, 1)
                        break;
            }
          }
          this.children.push(node)
                node.parentNode = this
                return node
            }
      },

      /**
         * 在传入节点的前面插入一个节点
         * @method insertBefore
         * @param { UM.uNode } target 要插入的节点
         * @param { UM.uNode } source 在该参数节点前面插入
         * @return { UM.uNode } 返回刚插入的子节点
         * @example
         * ```javascript
         * node.parentNode.insertBefore(newNode, node); //在node节点后面插入newNode
         * ```
         */
      insertBefore: function(target, source) {
        if (this.children) {
          if (target.parentNode) {
            target.parentNode.removeChild(target)
                }
          for (var i = 0, ci; ci = this.children[i]; i++) {
            if (ci === source) {
              this.children.splice(i, 0, target)
                        target.parentNode = this
                        return target
                    }
          }
        }
      },

      /**
         * 在传入节点的后面插入一个节点
         * @method insertAfter
         * @param { UM.uNode } target 要插入的节点
         * @param { UM.uNode } source 在该参数节点后面插入
         * @return { UM.uNode } 返回刚插入的子节点
         * @example
         * ```javascript
         * node.parentNode.insertAfter(newNode, node); //在node节点后面插入newNode
         * ```
         */
      insertAfter: function(target, source) {
        if (this.children) {
          if (target.parentNode) {
            target.parentNode.removeChild(target)
                }
          for (var i = 0, ci; ci = this.children[i]; i++) {
            if (ci === source) {
              this.children.splice(i + 1, 0, target)
                        target.parentNode = this
                        return target
                    }
          }
        }
      },

      /**
         * 从当前节点的子节点列表中，移除节点
         * @method removeChild
         * @param { UM.uNode } node 要移除的节点引用
         * @param { Boolean } keepChildren 是否保留移除节点的子节点，若传入true，自动把移除节点的子节点插入到移除的位置
         * @return { * } 返回刚移除的子节点
         * @example
         * ```javascript
         * node.removeChild(childNode,true); //在node的子节点列表中移除child节点，并且吧child的子节点插入到移除的位置
         * ```
         */
      removeChild: function(node, keepChildren) {
        if (this.children) {
          for (var i = 0, ci; ci = this.children[i]; i++) {
            if (ci === node) {
              this.children.splice(i, 1)
                        ci.parentNode = null
                        if (keepChildren && ci.children && ci.children.length) {
                for (var j = 0, cj; cj = ci.children[j]; j++) {
                  this.children.splice(i + j, 0, cj)
                                cj.parentNode = this

                            }
              }
              return ci
                    }
          }
        }
      },

      /**
         * 获取当前节点所代表的元素属性，即获取attrs对象下的属性值
         * @method getAttr
         * @param { String } attrName 要获取的属性名称
         * @return { * } 返回attrs对象下的属性值
         * @example
         * ```javascript
         * node.getAttr('title');
         * ```
         */
      getAttr: function(attrName) {
        return this.attrs && this.attrs[attrName.toLowerCase()]
      },

      /**
         * 设置当前节点所代表的元素属性，即设置attrs对象下的属性值
         * @method setAttr
         * @param { String } attrName 要设置的属性名称
         * @param { * } attrVal 要设置的属性值，类型视设置的属性而定
         * @return { * } 返回attrs对象下的属性值
         * @example
         * ```javascript
         * node.setAttr('title','标题');
         * ```
         */
      setAttr: function(attrName, attrVal) {
        if (!attrName) {
          delete this.attrs
                return;
        }
        if (!this.attrs) {
          this.attrs = {}
            }
        if (utils.isObject(attrName)) {
          for (var a in attrName) {
            if (!attrName[a]) {
              delete this.attrs[a]
            } else {
              this.attrs[a.toLowerCase()] = attrName[a]
                    }
          }
        } else {
          if (!attrVal) {
            delete this.attrs[attrName]
          } else {
            this.attrs[attrName.toLowerCase()] = attrVal
                }
        }
      },
      hasAttr: function(attrName) {
        var attrVal = this.getAttr(attrName)
            return (attrVal !== null) && (attrVal !== undefined)
        },
      /**
         * 获取当前节点在父节点下的位置索引
         * @method getIndex
         * @return { Number } 返回索引数值，如果没有父节点，返回-1
         * @example
         * ```javascript
         * node.getIndex();
         * ```
         */
      getIndex: function() {
        var parent = this.parentNode
            for (var i = 0, ci; ci = parent.children[i]; i++) {
          if (ci === this) {
            return i
                }
        }
        return -1
        },

      /**
         * 在当前节点下，根据id查找节点
         * @method getNodeById
         * @param { String } id 要查找的id
         * @return { UM.uNode } 返回找到的节点
         * @example
         * ```javascript
         * node.getNodeById('textId');
         * ```
         */
      getNodeById: function(id) {
        var node
            if (this.children && this.children.length) {
          for (var i = 0, ci; ci = this.children[i++];) {
            if (node = getNodeById(ci, id)) {
              return node
                    }
          }
        }
      },

      /**
         * 在当前节点下，根据元素名称查找节点列表
         * @method getNodesByTagName
         * @param { String } tagNames 要查找的元素名称
         * @return { Array } 返回找到的节点列表
         * @example
         * ```javascript
         * node.getNodesByTagName('span');
         * ```
         */
      getNodesByTagName: function(tagNames) {
        tagNames = utils.trim(tagNames).replace(/[ ]{2,}/g, ' ').split(' ')
            var arr = [], me = this
            utils.each(tagNames, function(tagName) {
          if (me.children && me.children.length) {
            for (var i = 0, ci; ci = me.children[i++];) {
              getNodesByTagName(ci, tagName, arr)
            }
          }
        })
            return arr
        },

      /**
         * 根据样式名称，获取节点的样式值
         * @method getStyle
         * @param { String } name 要获取的样式名称
         * @return { String } 返回样式值
         * @example
         * ```javascript
         * node.getStyle('font-size');
         * ```
         */
      getStyle: function(name) {
        var cssStyle = this.getAttr('style')
            if (!cssStyle) {
          return ''
        }
        var reg = new RegExp('(^|;)\\s*' + name + ':([^;]+)', 'i')
            var match = cssStyle.match(reg)
            if (match && match[0]) {
          return match[2]
        }
        return ''
        },

      /**
         * 给节点设置样式
         * @method setStyle
         * @param { String } name 要设置的的样式名称
         * @param { String } val 要设置的的样值
         * @example
         * ```javascript
         * node.setStyle('font-size', '12px');
         * ```
         */
      setStyle: function(name, val) {
        function exec(name, val) {
          var reg = new RegExp('(^|;)\\s*' + name + ':([^;]+;?)', 'gi')
                cssStyle = cssStyle.replace(reg, '$1')
                if (val) {
            cssStyle = name + ':' + utils.unhtml(val) + ';' + cssStyle
          }
        }

        var cssStyle = this.getAttr('style')
            if (!cssStyle) {
          cssStyle = ''
            }
        if (utils.isObject(name)) {
          for (var a in name) {
            exec(a, name[a])
          }
        } else {
          exec(name, val)
        }
        this.setAttr('style', utils.trim(cssStyle))
      },
      hasClass: function(className) {
        if (this.hasAttr('class')) {
          var classNames = this.getAttr('class').split(/\s+/),
            hasClass = false
                $.each(classNames, function(key, item) {
            if (item === className) {
              hasClass = true
                    }
          })
                return hasClass
            } else {
          return false
            }
      },
      addClass: function(className) {
        var classes = null,
          hasClass = false

            if (this.hasAttr('class')) {
          classes = this.getAttr('class')
                classes = classes.split(/\s+/)

                classes.forEach(function(item) {
            if (item === className) {
              hasClass = true
                        return;
            }
          })

                !hasClass && classes.push(className)

                this.setAttr('class', classes.join(' '))

            } else {
          this.setAttr('class', className)
            }
      },
      removeClass: function(className) {
        if (this.hasAttr('class')) {
          var cl = this.getAttr('class')
                cl = cl.replace(new RegExp('\\b' + className + '\\b', 'g'), '')
                this.setAttr('class', utils.trim(cl).replace(/[ ]{2,}/g, ' '))
            }
      },
      /**
         * 传入一个函数，递归遍历当前节点下的所有节点
         * @method traversal
         * @param { Function } fn 遍历到节点的时，传入节点作为参数，运行此函数
         * @example
         * ```javascript
         * traversal(node, function(){
         *     console.log(node.type);
         * });
         * ```
         */
      traversal: function(fn) {
        if (this.children && this.children.length) {
          nodeTraversal(this, fn)
            }
        return this
        }
    }
  })()

//html字符串转换成uNode节点
//by zhanyi
var htmlparser = UM.htmlparser = function(htmlstr, ignoreBlank) {
    // todo 原来的方式  [^"'<>\/] 有\/就不能配对上 <TD vAlign=top background=../AAA.JPG> 这样的标签了
    // 先去掉了，加上的原因忘了，这里先记录
    var re_tag = /<(?:(?:\/([^>]+)>)|(?:!--([\S|\s]*?)-->)|(?:([^\s\/>]+)\s*((?:(?:"[^"]*")|(?:'[^']*')|[^"'<>])*)\/?>))/g,
      re_attr = /([\w\-:.]+)(?:(?:\s*=\s*(?:(?:"([^"]*)")|(?:'([^']*)')|([^\s>]+)))|(?=\s|$))/g

    //ie下取得的html可能会有\n存在，要去掉，在处理replace(/[\t\r\n]*/g,'');代码高量的\n不能去除
    var allowEmptyTags = {
      b: 1, code: 1, i: 1, u: 1, strike: 1, s: 1, tt: 1, strong: 1, q: 1, samp: 1, em: 1, span: 1,
      sub: 1, img: 1, sup: 1, font: 1, big: 1, small: 1, iframe: 1, a: 1, br: 1, pre: 1
    }
    htmlstr = htmlstr.replace(new RegExp(domUtils.fillChar, 'g'), '')
    if (!ignoreBlank) {
      htmlstr = htmlstr.replace(new RegExp('[\\r\\t\\n' + (ignoreBlank ? '':' ') + ']*<\/?(\\w+)\\s*(?:[^>]*)>[\\r\\t\\n' + (ignoreBlank ? '':' ') + ']*', 'g'), function(a, b) {
        // br暂时单独处理
        if (b && allowEmptyTags[b.toLowerCase()]) {
          return a.replace(/(^[\n\r]+)|([\n\r]+$)/g, '')
            }
        return a.replace(new RegExp('^[\\r\\n' + (ignoreBlank ? '':' ') + ']+'), '').replace(new RegExp('[\\r\\n' + (ignoreBlank ? '':' ') + ']+$'), '')
        })
    }

    var notTransAttrs = {
      'href': 1,
      'src': 1
    }

    var uNode = UM.uNode,
      needParentNode = {
        'td': 'tr',
        'tr': ['tbody', 'thead', 'tfoot'],
        'tbody': 'table',
        'th': 'tr',
        'thead': 'table',
        'tfoot': 'table',
        'caption': 'table',
        'li': ['ul', 'ol'],
        'dt': 'dl',
        'dd': 'dl',
        'option': 'select'
      },
      needChild = {
        'ol': 'li',
        'ul': 'li'
      }

    function text(parent, data) {
      if (needChild[parent.tagName]) {
        var tmpNode = uNode.createElement(needChild[parent.tagName])
            parent.appendChild(tmpNode)
            tmpNode.appendChild(uNode.createText(data))
            parent = tmpNode
        } else{
        parent.appendChild(uNode.createText(data))
        }
    }

    function element(parent, tagName, htmlattr) {
      var needParentTag
        if (needParentTag = needParentNode[tagName]) {
        var tmpParent = parent, hasParent
            while (tmpParent.type != 'root') {
          if (utils.isArray(needParentTag) ? utils.indexOf(needParentTag, tmpParent.tagName) != -1 : needParentTag == tmpParent.tagName) {
            parent = tmpParent
                    hasParent = true
                    break;
          }
          tmpParent = tmpParent.parentNode
            }
        if (!hasParent) {
          parent = element(parent, utils.isArray(needParentTag) ? needParentTag[0] : needParentTag)
        }
      }
      // 按dtd处理嵌套
      //        if(parent.type != 'root' && !dtd[parent.tagName][tagName])
      //            parent = parent.parentNode;
      var elm = new uNode({
        parentNode: parent,
        type: 'element',
        tagName: tagName.toLowerCase(),
        // 是自闭合的处理一下
        children: dtd.$empty[tagName] ? null : []
      })
        //如果属性存在，处理属性
        if (htmlattr) {
        var attrs = {}, match
            while (match = re_attr.exec(htmlattr)) {
          attrs[match[1].toLowerCase()] = notTransAttrs[match[1].toLowerCase()] ? (match[2] || match[3] || match[4]) : utils.unhtml(match[2] || match[3] || match[4])
        }
        elm.attrs = attrs
        }

      parent.children.push(elm)
        //如果是自闭合节点返回父亲节点
        return dtd.$empty[tagName] ? parent : elm
    }

    function comment(parent, data) {
      parent.children.push(new uNode({
        type: 'comment',
        data: data,
        parentNode: parent
      }))
    }

    var match, currentIndex = 0, nextIndex = 0
    //设置根节点
    var root = new uNode({
      type: 'root',
      children: []
    })
    var currentParent = root

    while (match = re_tag.exec(htmlstr)) {
      currentIndex = match.index
        try {
        if (currentIndex > nextIndex) {
          // text node
          text(currentParent, htmlstr.slice(nextIndex, currentIndex))
            }
        if (match[3]) {
          if (dtd.$cdata[currentParent.tagName]) {
            text(currentParent, match[0])
                }else {
            // start tag
            currentParent = element(currentParent, match[3].toLowerCase(), match[4])
                }
        } else if (match[1]) {
          if (currentParent.type != 'root') {
            if (dtd.$cdata[currentParent.tagName] && !dtd.$cdata[match[1]]) {
              text(currentParent, match[0])
                    } else{
              var tmpParent = currentParent
                        while (currentParent.type == 'element' && currentParent.tagName != match[1].toLowerCase()) {
                currentParent = currentParent.parentNode
                            if (currentParent.type == 'root') {
                  currentParent = tmpParent
                                throw 'break'
                }
              }
              // end tag
              currentParent = currentParent.parentNode
                    }
          }
        } else if (match[2]) {
          // comment
          comment(currentParent, match[2])
        }
      } catch(e) {}

      nextIndex = re_tag.lastIndex

    }
    // 如果结束是文本，就有可能丢掉，所以这里手动判断一下
    // 例如 <li>sdfsdfsdf<li>sdfsdfsdfsdf
    if (nextIndex < htmlstr.length) {
      text(currentParent, htmlstr.slice(nextIndex))
    }
    return root
};
  /**
 * @file
 * @name UM.filterNode
 * @short filterNode
 * @desc 根据给定的规则过滤节点
 * @import editor.js,core/utils.js
 * @anthor zhanyi
 */
  var filterNode = UM.filterNode = (function () {
    function filterNode(node,rules){
        switch (node.type) {
            case 'text':
                break;
            case 'element':
                var val;
                if(val = rules[node.tagName]){
                    if(val === '-'){
                        node.parentNode.removeChild(node)
                    }else if(utils.isFunction(val)){
                        var parentNode = node.parentNode,
                            index = node.getIndex();
                        val(node);
                        if(node.parentNode){
                            if(node.children){
                                for(var i = 0,ci;ci=node.children[i];){
                                    filterNode(ci,rules);
                                    if(ci.parentNode){
                                        i++;
                                    }
                                }
                            }
                        }else{
                            for(var i = index,ci;ci=parentNode.children[i];){
                                filterNode(ci,rules);
                                if(ci.parentNode){
                                    i++;
                                }
                            }
                        }


                    }else{
                        var attrs = val['$'];
                        if(attrs && node.attrs){
                            var tmpAttrs = {},tmpVal;
                            for(var a in attrs){
                                tmpVal = node.getAttr(a);
                                //todo 只先对style单独处理
                                if(a == 'style' && utils.isArray(attrs[a])){
                                    var tmpCssStyle = [];
                                    utils.each(attrs[a],function(v){
                                        var tmp;
                                        if(tmp = node.getStyle(v)){
                                            tmpCssStyle.push(v + ':' + tmp);
                                        }
                                    });
                                    tmpVal = tmpCssStyle.join(';')
                                }
                                if(tmpVal){
                                    tmpAttrs[a] = tmpVal;
                                }

                            }
                            node.attrs = tmpAttrs;
                        }
                        if(node.children){
                            for(var i = 0,ci;ci=node.children[i];){
                                filterNode(ci,rules);
                                if(ci.parentNode){
                                    i++;
                                }
                            }
                        }
                    }
                }else{
                    //如果不在名单里扣出子节点并删除该节点,cdata除外
                    if(dtd.$cdata[node.tagName]){
                        node.parentNode.removeChild(node)
                    }else{
                        var parentNode = node.parentNode,
                            index = node.getIndex();
                        node.parentNode.removeChild(node,true);
                        for(var i = index,ci;ci=parentNode.children[i];){
                            filterNode(ci,rules);
                            if(ci.parentNode){
                                i++;
                            }
                        }
                    }
                }
                break;
            case 'comment':
                node.parentNode.removeChild(node)
        }

    }
    return function(root,rules){
        if(utils.isEmptyObject(rules)){
            return root;
        }
        var val;
        if(val = rules['-']){
            utils.each(val.split(' '),function(k){
                rules[k] = '-'
            })
        }
        for(var i= 0,ci;ci=root.children[i];){
            filterNode(ci,rules);
            if(ci.parentNode){
                i++;
            }
        }
        return root;
    }
}());
  // /import core
  /**
 * @description 插入内容
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     inserthtml插入内容的命令
 * @param   {String}   html                要插入的内容
 * @author zhanyi
 */
  UM.commands['inserthtml'] = {
    execCommand: function(command, html, notNeedFilter) {
      var me = this,
        range,
        div
        if (!html) {
        return
        }
      if (me.fireEvent('beforeinserthtml', html) === true) {
        return
        }
      range = me.selection.getRange()
        div = range.document.createElement('div')
        div.style.display = 'inline'

        if (!notNeedFilter) {
        var root = UM.htmlparser(html)
            //如果给了过滤规则就先进行过滤
            if (me.options.filterRules) {
          UM.filterNode(root, me.options.filterRules)
            }
        // 执行默认的处理
        me.filterInputRule(root)
            html = root.toHtml()
      }
      div.innerHTML = utils.trim(html)

        if (!range.collapsed) {
        var tmpNode = range.startContainer
            if (domUtils.isFillChar(tmpNode)) {
          range.setStartBefore(tmpNode)
        }
        tmpNode = range.endContainer
            if (domUtils.isFillChar(tmpNode)) {
          range.setEndAfter(tmpNode)
        }
        range.txtToElmBoundary()
            //结束边界可能放到了br的前边，要把br包含进来
            // x[xxx]<br/>
            if (range.endContainer && range.endContainer.nodeType == 1) {
          tmpNode = range.endContainer.childNodes[range.endOffset]
                if (tmpNode && domUtils.isBr(tmpNode)) {
            range.setEndAfter(tmpNode)
                }
        }
        if (range.startOffset == 0) {
          tmpNode = range.startContainer
                if (domUtils.isBoundaryNode(tmpNode, 'firstChild')) {
            tmpNode = range.endContainer
                    if (range.endOffset == (tmpNode.nodeType == 3 ? tmpNode.nodeValue.length : tmpNode.childNodes.length) && domUtils.isBoundaryNode(tmpNode, 'lastChild')) {
              me.body.innerHTML = '<p>' + (browser.ie ? '' : '<br/>') + '</p>'
                        range.setStart(me.body.firstChild, 0).collapse(true)
            }
          }
        }
        !range.collapsed && range.deleteContents()
            if (range.startContainer.nodeType == 1) {
          var child = range.startContainer.childNodes[range.startOffset], pre
                if (child && domUtils.isBlockElm(child) && (pre = child.previousSibling) && domUtils.isBlockElm(pre)) {
            range.setEnd(pre, pre.childNodes.length).collapse()
                    while (child.firstChild) {
              pre.appendChild(child.firstChild)
                    }
            domUtils.remove(child)
                }
        }
      }

      var child, parent, pre, tmp, hadBreak = 0, nextNode
        //如果当前位置选中了fillchar要干掉，要不会产生空行
        if (range.inFillChar()) {
        child = range.startContainer
            if (domUtils.isFillChar(child)) {
          range.setStartBefore(child).collapse(true)
                domUtils.remove(child)
            } else if (domUtils.isFillChar(child, true)) {
          child.nodeValue = child.nodeValue.replace(fillCharReg, '')
                range.startOffset--
                range.collapsed && range.collapse(true)
        }
      }
      while (child = div.firstChild) {
        if (hadBreak) {
          var p = me.document.createElement('p')
                while (child && (child.nodeType == 3 || !dtd.$block[child.tagName])) {
            nextNode = child.nextSibling
                    p.appendChild(child)
                    child = nextNode
                }
          if (p.firstChild) {
            child = p
          }
        }
        range.insertNode(child)
            nextNode = child.nextSibling
            if (!hadBreak && child.nodeType == domUtils.NODE_ELEMENT && domUtils.isBlockElm(child)) {
          parent = domUtils.findParent(child, function(node) { return domUtils.isBlockElm(node) })
                if (parent && parent.tagName.toLowerCase() != 'body' && !(dtd[parent.tagName][child.nodeName] && child.parentNode === parent)) {
            if (!dtd[parent.tagName][child.nodeName]) {
              pre = parent
                    } else{
              tmp = child.parentNode
                        while (tmp !== parent) {
                pre = tmp
                            tmp = tmp.parentNode

                        }
            }

            domUtils.breakParent(child, pre || tmp)
                    //去掉break后前一个多余的节点  <p>|<[p> ==> <p></p><div></div><p>|</p>
                    var pre = child.previousSibling
                    domUtils.trimWhiteTextNode(pre)
                    if (!pre.childNodes.length) {
              domUtils.remove(pre)
                    }
            // trace:2012,在非ie的情况，切开后剩下的节点有可能不能点入光标添加br占位

            if (!browser.ie &&
                        (next = child.nextSibling) &&
                        domUtils.isBlockElm(next) &&
                        next.lastChild &&
                        !domUtils.isBr(next.lastChild)) {
              next.appendChild(me.document.createElement('br'))
                    }
            hadBreak = 1
                }
        }
        var next = child.nextSibling
            if (!div.firstChild && next && domUtils.isBlockElm(next)) {
          range.setStart(next, 0).collapse(true)
                break;
        }
        range.setEndAfter(child).collapse()

        }

      child = range.startContainer

        if (nextNode && domUtils.isBr(nextNode)) {
        domUtils.remove(nextNode)
      }
      // 用chrome可能有空白展位符
      if (domUtils.isBlockElm(child) && domUtils.isEmptyNode(child)) {
        if (nextNode = child.nextSibling) {
          domUtils.remove(child)
                if (nextNode.nodeType == 1 && dtd.$block[nextNode.tagName]) {
            range.setStart(nextNode, 0).collapse(true).shrinkBoundary()
          }
        } else{
          try {
            child.innerHTML = browser.ie ? domUtils.fillChar : '<br/>'
                }catch (e) {
            range.setStartBefore(child)
                    domUtils.remove(child)
          }
        }
      }
      // 加上true因为在删除表情等时会删两次，第一次是删的fillData
      try {
        if (browser.ie9below && range.startContainer.nodeType == 1 && !range.startContainer.childNodes[range.startOffset]) {
          var start = range.startContainer, pre = start.childNodes[range.startOffset - 1]
                if (pre && pre.nodeType == 1 && dtd.$empty[pre.tagName]) {
            var txt = this.document.createTextNode(domUtils.fillChar)
                    range.insertNode(txt).setStart(txt, 0).collapse(true)
                }
        }
        setTimeout(function() {
          range.select(true)
            })
      } catch(e) {}

      setTimeout(function() {
        range = me.selection.getRange()
            range.scrollIntoView()
            me.fireEvent('afterinserthtml')
        }, 200)
    }
  }

///import core
///import plugins\inserthtml.js
///commands 插入图片，操作图片的对齐方式
///commandsName  InsertImage,ImageNone,ImageLeft,ImageRight,ImageCenter
///commandsTitle  图片,默认,居左,居右,居中
///commandsDialog  dialogs\image
/**
 * Created by .
 * User: zhanyi
 * for image
 */
UM.commands['insertimage'] = {
    execCommand: function(cmd, opt) {
      opt = utils.isArray(opt) ? opt : [opt]
        if (!opt.length) {
        return
        }
      var me = this
        var html = [], str = '', ci
        ci = opt[0]
        if (opt.length == 1) {
        str = '<img src="' + ci.src + '" ' + (ci._src ? ' _src="' + ci._src + '" ' : '') +
                (ci.width ? 'width="' + ci.width + '" ' : '') +
                (ci.height ? ' height="' + ci.height + '" ' : '') +
                (ci['floatStyle'] == 'left' || ci['floatStyle'] == 'right' ? ' style="float:' + ci['floatStyle'] + ';"' : '') +
                (ci.title && ci.title != '' ? ' title="' + ci.title + '"' : '') +
                (ci.border && ci.border != '0' ? ' border="' + ci.border + '"' : '') +
                (ci.alt && ci.alt != '' ? ' alt="' + ci.alt + '"' : '') +
                (ci.hspace && ci.hspace != '0' ? ' hspace = "' + ci.hspace + '"' : '') +
                (ci.vspace && ci.vspace != '0' ? ' vspace = "' + ci.vspace + '"' : '') + '/>'
            if (ci['floatStyle'] == 'center') {
          str = '<p style="text-align: center">' + str + '</p>'
            }
        html.push(str)

        } else {
        for (var i = 0; ci = opt[i++];) {
          str = '<p ' + (ci['floatStyle'] == 'center' ? 'style="text-align: center" ' : '') + '><img src="' + ci.src + '" ' +
                    (ci.width ? 'width="' + ci.width + '" ' : '') + (ci._src ? ' _src="' + ci._src + '" ' : '') +
                    (ci.height ? ' height="' + ci.height + '" ' : '') +
                    ' style="' + (ci['floatStyle'] && ci['floatStyle'] != 'center' ? 'float:' + ci['floatStyle'] + ';' : '') +
                    (ci.border || '') + '" ' +
                    (ci.title ? ' title="' + ci.title + '"' : '') + ' /></p>'
                html.push(str)
            }
      }

      me.execCommand('insertHtml', html.join(''), true)
    }
  }
///import core
///commands 段落格式,居左,居右,居中,两端对齐
///commandsName  JustifyLeft,JustifyCenter,JustifyRight,JustifyJustify
///commandsTitle  居左对齐,居中对齐,居右对齐,两端对齐
/**
 * @description 居左右中
 * @name UM.execCommand
 * @param   {String}   cmdName     justify执行对齐方式的命令
 * @param   {String}   align               对齐方式：left居左，right居右，center居中，justify两端对齐
 * @author zhanyi
 */
UM.plugins['justify'] = function() {
    var me = this
    $.each('justifyleft justifyright justifycenter justifyfull'.split(' '), function(i, cmdName) {
      me.commands[cmdName] = {
        execCommand: function(cmdName) {
          return this.document.execCommand(cmdName)
            },
        queryCommandValue: function(cmdName) {
          var val = this.document.queryCommandValue(cmdName)
                return val === true || val === 'true' ? cmdName.replace(/justify/, '') : ''
            },
        queryCommandState: function(cmdName) {
          return this.document.queryCommandState(cmdName) ? 1 : 0
        }
      }
    })
  }

///import core
///import plugins\removeformat.js
///commands 字体颜色,背景色,字号,字体,下划线,删除线
///commandsName  ForeColor,BackColor,FontSize,FontFamily,Underline,StrikeThrough
///commandsTitle  字体颜色,背景色,字号,字体,下划线,删除线
/**
 * @description 字体
 * @name UM.execCommand
 * @param {String}     cmdName    执行的功能名称
 * @param {String}    value             传入的值
 */
UM.plugins['font'] = function() {
    var me = this,
      fonts = {
        'forecolor': 'forecolor',
        'backcolor': 'backcolor',
        'fontsize': 'fontsize',
        'fontfamily': 'fontname'
      },
      cmdNameToStyle = {
        'forecolor': 'color',
        'backcolor': 'background-color',
        'fontsize': 'font-size',
        'fontfamily': 'font-family'
      },
      cmdNameToAttr = {
        'forecolor': 'color',
        'fontsize': 'size',
        'fontfamily': 'face'
      }
    me.setOpt({
      'fontfamily': [
        { name: 'songti', val: '宋体,SimSun' },
        { name: 'yahei', val: '微软雅黑,Microsoft YaHei' },
        { name: 'kaiti', val: '楷体,楷体_GB2312, SimKai' },
        { name: 'heiti', val: '黑体, SimHei' },
        { name: 'lishu', val: '隶书, SimLi' },
        { name: 'andaleMono', val: 'andale mono' },
        { name: 'arial', val: 'arial, helvetica,sans-serif' },
        { name: 'arialBlack', val: 'arial black,avant garde' },
        { name: 'comicSansMs', val: 'comic sans ms' },
        { name: 'impact', val: 'impact,chicago' },
        { name: 'timesNewRoman', val: 'times new roman' },
        { name: 'sans-serif', val: 'sans-serif' }
      ],
      'fontsize': [10, 12, 16, 18, 24, 32, 48]
    })

    me.addOutputRule(function(root) {
      utils.each(root.getNodesByTagName('font'), function(node) {
        if (node.tagName == 'font') {
          var cssStyle = []
                for (var p in node.attrs) {
            switch (p) {
              case 'size':
                var val = node.attrs[p]
                            $.each({
                  '10': '1',
                  '12': '2',
                  '16': '3',
                  '18': '4',
                  '24': '5',
                  '32': '6',
                  '48': '7'
                }, function(k, v) {
                  if (v == val) {
                    val = k
                                    return false
                                }
                })
                            cssStyle.push('font-size:' + val + 'px')
                            break;
              case 'color':
                cssStyle.push('color:' + node.attrs[p])
                            break;
              case 'face':
                cssStyle.push('font-family:' + node.attrs[p])
                            break;
              case 'style':
                cssStyle.push(node.attrs[p])
                    }
          }
          node.attrs = {
            'style': cssStyle.join(';')
          }
            }
        node.tagName = 'span'
            if (node.parentNode.tagName == 'span' && node.parentNode.children.length == 1) {
          $.each(node.attrs, function(k, v) {
            node.parentNode.attrs[k] = k == 'style' ? node.parentNode.attrs[k] + v : v
                })
          node.parentNode.removeChild(node, true)
            }
      })
    })
    for (var p in fonts) {
      (function(cmd) {
        me.commands[cmd] = {
          execCommand: function(cmdName, value) {
            if (value == 'transparent') {
              return
                    }
            var rng = this.selection.getRange()
                    if (rng.collapsed) {
              var span = $('<span></span>').css(cmdNameToStyle[cmdName], value)[0]
                        rng.insertNode(span).setStart(span, 0).setCursor()
                    } else{
              if (cmdName == 'fontsize') {
                value = {
                  '10': '1',
                  '12': '2',
                  '16': '3',
                  '18': '4',
                  '24': '5',
                  '32': '6',
                  '48': '7'
                }[(value + '').replace(/px/, '')]
              }
              this.document.execCommand(fonts[cmdName], false, value)
                        if (browser.gecko) {
                $.each(this.$body.find('a'), function(i, a) {
                  var parent = a.parentNode
                                if (parent.lastChild === parent.firstChild && /FONT|SPAN/.test(parent.tagName)) {
                    var cloneNode = parent.cloneNode(false)
                                    cloneNode.innerHTML = a.innerHTML
                                    $(a).html('').append(cloneNode).insertBefore(parent)

                                    $(parent).remove()
                                }
                })
                        }
              if (!browser.ie) {
                var nativeRange = this.selection.getNative().getRangeAt(0)
                            var common = nativeRange.commonAncestorContainer
                            var rng = this.selection.getRange(),
                  bk = rng.createBookmark(true)

                            $(common).find('a').each(function(i, n) {
                  var parent = n.parentNode
                                if (parent.nodeName == 'FONT') {
                    var font = parent.cloneNode(false)
                                    font.innerHTML = n.innerHTML
                                    $(n).html('').append(font)
                                }
                })
                            rng.moveToBookmark(bk).select()
              }
              return true
            }
          },
          queryCommandValue: function(cmdName) {
            var start = me.selection.getStart()
                    var val = $(start).css(cmdNameToStyle[cmdName])
                    if (val === undefined) {
              val = $(start).attr(cmdNameToAttr[cmdName])
            }
            return val ? utils.fixColor(cmdName, val).replace(/px/, '') : ''
                },
          queryCommandState: function(cmdName) {
            return this.queryCommandValue(cmdName)
          }
        }
        })(p)
    }
  }
///import core
///commands 超链接,取消链接
///commandsName  Link,Unlink
///commandsTitle  超链接,取消链接
///commandsDialog  dialogs\link
/**
 * 超链接
 * @function
 * @name UM.execCommand
 * @param   {String}   cmdName     link插入超链接
 * @param   {Object}  options         url地址，title标题，target是否打开新页
 * @author zhanyi
 */
/**
 * 取消链接
 * @function
 * @name UM.execCommand
 * @param   {String}   cmdName     unlink取消链接
 * @author zhanyi
 */

UM.plugins['link'] = function() {
    var me = this

    me.setOpt('autourldetectinie', false)
    //在ie下禁用autolink
    if (browser.ie && this.options.autourldetectinie === false) {
      this.addListener('keyup', function(cmd, evt) {
        var me = this, keyCode = evt.keyCode
            if (keyCode == 13 || keyCode == 32) {
          var rng = me.selection.getRange()
                var start = rng.startContainer
                if (keyCode == 13) {
            if (start.nodeName == 'P') {
              var pre = start.previousSibling
                        if (pre && pre.nodeType == 1) {
                var pre = pre.lastChild
                            if (pre && pre.nodeName == 'A' && !pre.getAttribute('_href')) {
                  domUtils.remove(pre, true)
                            }
              }
            }
          } else if (keyCode == 32) {
            if (start.nodeType == 3 && /^\s$/.test(start.nodeValue)) {
              start = start.previousSibling
                       if (start && start.nodeName == 'A' && !start.getAttribute('_href')) {
                domUtils.remove(start, true)
                       }
            }
          }
        }
      })
    }

    this.addOutputRule(function(root) {
      $.each(root.getNodesByTagName('a'), function(i, a) {
        var _href = a.getAttr('_href')
            if (!/^(ftp|https?|\/|file)/.test(_href)) {
          _href = 'http://' + _href
            }
        a.setAttr('href', _href)
            a.setAttr('_href')
        if (a.getAttr('title') == '') {
          a.setAttr('title')
        }
      })
    })
    this.addInputRule(function(root) {
      $.each(root.getNodesByTagName('a'), function(i, a) {
        a.setAttr('_href', a.getAttr('href'))
        })
    })
    me.commands['link'] = {
      execCommand: function(cmdName, opt) {
        var me = this
            var rng = me.selection.getRange()
            opt._href && (opt._href = utils.unhtml(opt._href, /[<">'](?:(amp|lt|quot|gt|#39|nbsp);)?/g))
            opt.href && (opt.href = utils.unhtml(opt.href, /[<">'](?:(amp|lt|quot|gt|#39|nbsp);)?/g))
            if (rng.collapsed) {
          var start = rng.startContainer
                if (start = domUtils.findParentByTagName(start, 'a', true)) {
            $(start).attr(opt)
                    rng.selectNode(start).select()
          } else{
            rng.insertNode($('<a>' + opt.href + '</a>').attr(opt)[0]).select()
          }
        } else{
          me.document.execCommand('createlink', false, '_umeditor_link')
                utils.each(domUtils.getElementsByTagName(me.body, 'a', function(n) {
            return n.getAttribute('href') == '_umeditor_link'
          }), function(l) {
            if ($(l).text() == '_umeditor_link') {
              $(l).text(opt.href)
                    }
            domUtils.setAttributes(l, opt)
                    rng.selectNode(l).select()
          })
        }
      },
      queryCommandState: function() {
        return this.queryCommandValue('link') ? 1 : 0
        },
      queryCommandValue: function() {
        var path = this.selection.getStartElementPath()
            var result
            $.each(path, function(i, n) {
          if (n.nodeName == 'A') {
            result = n
                    return false
                }
        })
        return result
        }
    }
    me.commands['unlink'] = {
      execCommand: function() {
        this.document.execCommand('unlink')
        }
    }
};
  // /import core
  // /commands 打印
  // /commandsName  Print
  // /commandsTitle  打印
  /**
 * @description 打印
 * @name baidu.editor.execCommand
 * @param   {String}   cmdName     print打印编辑器内容
 * @author zhanyi
 */
  UM.commands['print'] = {
    execCommand: function() {
      var me = this,
        id = 'editor_print_' + +new Date()

        $('<iframe src="" id="' + id + '" name="' + id + '" frameborder="0"></iframe>').attr('id', id)
        .css({
          width: '0px',
          height: '0px',
          'overflow': 'hidden',
          'float': 'left',
          'position': 'absolute',
          top: '-10000px',
          left: '-10000px'
        })
        .appendTo(me.$container.find('.edui-dialog-container'))

        var w = window.open('', id, ''),
        d = w.document
        d.open()
        d.write('<html><head></head><body><div>' + this.getContent(null, null, true) + '</div><script>' +
            'setTimeout(function(){' +
            'window.print();' +
            'setTimeout(function(){' +
            "window.parent.$('#" + id + "').remove();" +
            '},100);' +
            '},200);' +
            '</script></body></html>')
        d.close()
    },
    notNeedUndo: 1
  }
///import core
///commands 格式
///commandsName  Paragraph
///commandsTitle  段落格式
/**
 * 段落样式
 * @function
 * @name UM.execCommand
 * @param   {String}   cmdName     paragraph插入段落执行命令
 * @param   {String}   style               标签值为：'p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6'
 * @param   {String}   attrs               标签的属性
 * @author zhanyi
 */
UM.plugins['paragraph'] = function() {
    var me = this
    me.setOpt('paragraph', { 'p': '', 'h1': '', 'h2': '', 'h3': '', 'h4': '', 'h5': '', 'h6': '' })
    me.commands['paragraph'] = {
      execCommand: function(cmdName, style) {
        return this.document.execCommand('formatBlock', false, '<' + style + '>')
        },
      queryCommandValue: function() {
        try {
          var val = this.document.queryCommandValue('formatBlock')
        } catch(e) {
        }
        return val 
        }
    }
};

  // /import core
  // /import plugins\inserthtml.js
  // /commands 分割线
  // /commandsName  Horizontal
  // /commandsTitle  分隔线
  /**
 * 分割线
 * @function
 * @name UM.execCommand
 * @param {String}     cmdName    horizontal插入分割线
 */
  UM.plugins['horizontal'] = function() {
    var me = this
    me.commands['horizontal'] = {
      execCommand: function( ) {
        this.document.execCommand('insertHorizontalRule')
            var rng = me.selection.getRange().txtToElmBoundary(true),
          start = rng.startContainer
            if (domUtils.isBody(rng.startContainer)) {
          var next = rng.startContainer.childNodes[rng.startOffset]
                if (!next) {
            next = $('<p></p>').appendTo(rng.startContainer).html(browser.ie ? '&nbsp;' : '<br/>')[0]
          }
          rng.setStart(next, 0).setCursor()
        }else {
          while (dtd.$inline[start.tagName] && start.lastChild === start.firstChild) {
            var parent = start.parentNode
                    parent.appendChild(start.firstChild)
                    parent.removeChild(start)
                    start = parent
                }
          while (dtd.$inline[start.tagName]) {
            start = start.parentNode
                }
          if (start.childNodes.length == 1 && start.lastChild.nodeName == 'HR') {
            var hr = start.lastChild
                    $(hr).insertBefore(start)
                    rng.setStart(start, 0).setCursor()
                }else {
            hr = $('hr', start)[0]
                    domUtils.breakParent(hr, start)
                    var pre = hr.previousSibling
                    if (pre && domUtils.isEmptyBlock(pre)) {
              $(pre).remove()
            }
            rng.setStart(hr.nextSibling, 0).setCursor()
                }
        }
      }
    }

};

  // /import core
  // /commands 清空文档
  // /commandsName  ClearDoc
  // /commandsTitle  清空文档
  /**
 *
 * 清空文档
 * @function
 * @name UM.execCommand
 * @param   {String}   cmdName     cleardoc清空文档
 */

  UM.commands['cleardoc'] = {
    execCommand: function() {
      var me = this,
        range = me.selection.getRange()
        me.body.innerHTML = '<p>' + (ie ? '' : '<br/>') + '</p>';
      range.setStart(me.body.firstChild, 0).setCursor(false, true)
        setTimeout(function() {
        me.fireEvent('clearDoc')
        }, 0)

    }
  }


///import core
///commands 撤销和重做
///commandsName  Undo,Redo
///commandsTitle  撤销,重做
/**
 * @description 回退
 * @author zhanyi
 */

UM.plugins['undo'] = function() {
    var saveSceneTimer
    var me = this,
      maxUndoCount = me.options.maxUndoCount || 20,
      maxInputCount = me.options.maxInputCount || 20,
      fillchar = new RegExp(domUtils.fillChar + '|<\/hr>', 'gi')// ie会产生多余的</hr>
    var noNeedFillCharTags = {
      ol: 1, ul: 1, table: 1, tbody: 1, tr: 1, body: 1
    }
    var orgState = me.options.autoClearEmptyNode
    function compareAddr(indexA, indexB) {
      if (indexA.length != indexB.length)
        {return 0;}
      for (var i = 0, l = indexA.length; i < l; i++) {
        if (indexA[i] != indexB[i])
          {return 0}
      }
      return 1
    }

    function compareRangeAddress(rngAddrA, rngAddrB) {
      if (rngAddrA.collapsed != rngAddrB.collapsed) {
        return 0
        }
      if (!compareAddr(rngAddrA.startAddress, rngAddrB.startAddress) || !compareAddr(rngAddrA.endAddress, rngAddrB.endAddress)) {
        return 0
        }
      return 1
    }

    function UndoManager() {
      this.list = []
        this.index = 0
        this.hasUndo = false
        this.hasRedo = false
        this.undo = function() {
        if (this.hasUndo) {
          if (!this.list[this.index - 1] && this.list.length == 1) {
            this.reset()
                    return;
          }
          while (this.list[this.index].content == this.list[this.index - 1].content) {
            this.index--
                    if (this.index == 0) {
              return this.restore(0)
                    }
          }
          this.restore(--this.index)
            }
      }
        this.redo = function() {
        if (this.hasRedo) {
          while (this.list[this.index].content == this.list[this.index + 1].content) {
            this.index++
                    if (this.index == this.list.length - 1) {
              return this.restore(this.index)
                    }
          }
          this.restore(++this.index)
            }
      }

        this.restore = function() {
        var me = this.editor
            var scene = this.list[this.index]
            var root = UM.htmlparser(scene.content.replace(fillchar, ''))
            me.options.autoClearEmptyNode = false
            me.filterInputRule(root, true)
            me.options.autoClearEmptyNode = orgState
            //trace:873
            //去掉展位符
            me.body.innerHTML = root.toHtml()
            me.fireEvent('afterscencerestore')
            //处理undo后空格不展位的问题
            if (browser.ie) {
          utils.each(domUtils.getElementsByTagName(me.document, 'td th caption p'), function(node) {
            if (domUtils.isEmptyNode(node)) {
              domUtils.fillNode(me.document, node)
                    }
          })
        }

        try {
          var rng = new dom.Range(me.document, me.body).moveToAddress(scene.address)
                if (browser.ie && rng.collapsed && rng.startContainer.nodeType == 1) {
            var tmpNode = rng.startContainer.childNodes[rng.startOffset]
                    if (!tmpNode || tmpNode.nodeType == 1 && dtd.$empty[tmpNode]) {
              rng.insertNode(me.document.createTextNode(' ')).collapse(true)
                    }
          }
          rng.select(noNeedFillCharTags[rng.startContainer.nodeName.toLowerCase()])
            }catch (e) {}

        this.update()
            this.clearKey()
            //不能把自己reset了
            me.fireEvent('reset', true)
        };

      this.getScene = function() {
        var me = this.editor
            var rng = me.selection.getRange(),
          rngAddress = rng.createAddress(false, true)
            me.fireEvent('beforegetscene')
            var root = UM.htmlparser(me.body.innerHTML, true)
            me.options.autoClearEmptyNode = false
            me.filterOutputRule(root, true)
            me.options.autoClearEmptyNode = orgState
            var cont = root.toHtml()
            browser.ie && (cont = cont.replace(/>&nbsp;</g, '><').replace(/\s*</g, '<').replace(/>\s*/g, '>'))
            me.fireEvent('aftergetscene')
            return {
          address: rngAddress,
          content: cont
        }
      }
        this.save = function(notCompareRange, notSetCursor) {
        clearTimeout(saveSceneTimer)
            var currentScene = this.getScene(notSetCursor),
          lastScene = this.list[this.index]
            //内容相同位置相同不存
            if (lastScene && lastScene.content == currentScene.content &&
                (notCompareRange ? 1 : compareRangeAddress(lastScene.address, currentScene.address))
        ) {
          return
            }
        this.list = this.list.slice(0, this.index + 1)
            this.list.push(currentScene)
            //如果大于最大数量了，就把最前的剔除
            if (this.list.length > maxUndoCount) {
          this.list.shift()
            }
        this.index = this.list.length - 1
            this.clearKey()
            //跟新undo/redo状态
            this.update()

        };
      this.update = function() {
        this.hasRedo = !!this.list[this.index + 1]
            this.hasUndo = !!this.list[this.index - 1]
        };
      this.reset = function() {
        this.list = []
            this.index = 0
            this.hasUndo = false
            this.hasRedo = false
            this.clearKey()
        };
      this.clearKey = function() {
        keycont = 0
            lastKeyCode = null
        };
    }

    me.undoManger = new UndoManager()
    me.undoManger.editor = me
    function saveScene() {
      this.undoManger.save()
    }

    me.addListener('saveScene', function() {
      var args = Array.prototype.splice.call(arguments, 1)
        this.undoManger.save.apply(this.undoManger, args)
    })

    me.addListener('beforeexeccommand', saveScene)
    me.addListener('afterexeccommand', saveScene)

    me.addListener('reset', function(type, exclude) {
      if (!exclude) {
        this.undoManger.reset()
        }
    })
    me.commands['redo'] = me.commands['undo'] = {
      execCommand: function(cmdName) {
        this.undoManger[cmdName]()
        },
      queryCommandState: function(cmdName) {
        return this.undoManger['has' + (cmdName.toLowerCase() == 'undo' ? 'Undo' : 'Redo')] ? 0 : -1
        },
      notNeedUndo: 1
    }

    var keys = {
        //  /*Backspace*/ 8:1, /*Delete*/ 46:1,
        /* Shift*/ 16: 1, /* Ctrl*/ 17: 1, /* Alt*/ 18: 1,
        37: 1, 38: 1, 39: 1, 40: 1

      },
      keycont = 0,
      lastKeyCode
    //输入法状态下不计算字符数
    var inputType = false
    me.addListener('ready', function() {
      $(this.body).on('compositionstart', function() {
        inputType = true
        }).on('compositionend', function() {
        inputType = false
        })
    })
    //快捷键
    me.addshortcutkey({
      'Undo': 'ctrl+90', // undo
      'Redo': 'ctrl+89,shift+ctrl+z' // redo

    })
    var isCollapsed = true
    me.addListener('keydown', function(type, evt) {
      var me = this
        var keyCode = evt.keyCode || evt.which
        if (!keys[keyCode] && !evt.ctrlKey && !evt.metaKey && !evt.shiftKey && !evt.altKey) {
        if (inputType)
          {return;}

        if (!me.selection.getRange().collapsed) {
          me.undoManger.save(false, true)
                isCollapsed = false
                return;
        }
        if (me.undoManger.list.length == 0) {
          me.undoManger.save(true)
            }
        clearTimeout(saveSceneTimer)
            function save(cont) {
          if (cont.selection.getRange().collapsed)
            {cont.fireEvent('contentchange');}
          cont.undoManger.save(false, true)
                cont.fireEvent('selectionchange')
            }
        saveSceneTimer = setTimeout(function() {
          if (inputType) {
            var interalTimer = setInterval(function() {
              if (!inputType) {
                save(me)
                            clearInterval(interalTimer)
              }
            }, 300)
            return
                }
          save(me)
            }, 200)

            lastKeyCode = keyCode
            keycont++
            if (keycont >= maxInputCount) {
          save(me)
        }
      }
    })
    me.addListener('keyup', function(type, evt) {
      var keyCode = evt.keyCode || evt.which
        if (!keys[keyCode] && !evt.ctrlKey && !evt.metaKey && !evt.shiftKey && !evt.altKey) {
        if (inputType)
          {return;}
        if (!isCollapsed) {
          this.undoManger.save(false, true)
                isCollapsed = true
            }
      }
    })

};

  // /import core
  // /import plugins/inserthtml.js
  // /import plugins/undo.js
  // /import plugins/serialize.js
  // /commands 粘贴
  // /commandsName  PastePlain
  // /commandsTitle  纯文本粘贴模式
  /**
 * @description 粘贴
 * @author zhanyi
 */
  UM.plugins['paste'] = function() {
    function getClipboardData(callback) {
      var doc = this.document
        if (doc.getElementById('baidu_pastebin')) {
        return
        }
      var range = this.selection.getRange(),
        bk = range.createBookmark(),
        // 创建剪贴的容器div
        pastebin = doc.createElement('div')
        pastebin.id = 'baidu_pastebin'
        // Safari 要求div必须有内容，才能粘贴内容进来
        browser.webkit && pastebin.appendChild(doc.createTextNode(domUtils.fillChar + domUtils.fillChar))
        this.body.appendChild(pastebin)
        //trace:717 隐藏的span不能得到top
        //bk.start.innerHTML = '&nbsp;';
        bk.start.style.display = ''

        pastebin.style.cssText = 'position:absolute;width:1px;height:1px;overflow:hidden;left:-1000px;white-space:nowrap;top:' +
        // 要在现在光标平行的位置加入，否则会出现跳动的问题
        $(bk.start).position().top + 'px'

        range.selectNodeContents(pastebin).select(true)

        setTimeout(function() {
        if (browser.webkit) {
          for (var i = 0, pastebins = doc.querySelectorAll('#baidu_pastebin'), pi; pi = pastebins[i++];) {
            if (domUtils.isEmptyNode(pi)) {
              domUtils.remove(pi)
                    } else {
              pastebin = pi
                        break;
            }
          }
        }
        try {
          pastebin.parentNode.removeChild(pastebin)
            } catch (e) {
        }
        range.moveToBookmark(bk).select(true)
            callback(pastebin)
        }, 0)
    }

    var me = this


    function filter(div) {
      var html
        if (div.firstChild) {
        // 去掉cut中添加的边界值
        var nodes = domUtils.getElementsByTagName(div, 'span')
            for (var i = 0, ni; ni = nodes[i++];) {
          if (ni.id == '_baidu_cut_start' || ni.id == '_baidu_cut_end') {
            domUtils.remove(ni)
                }
        }

        if (browser.webkit) {
          var brs = div.querySelectorAll('div br')
                for (var i = 0, bi; bi = brs[i++];) {
            var pN = bi.parentNode
                    if (pN.tagName == 'DIV' && pN.childNodes.length == 1) {
              pN.innerHTML = '<p><br/></p>'
                        domUtils.remove(pN)
                    }
          }
          var divs = div.querySelectorAll('#baidu_pastebin')
                for (var i = 0, di; di = divs[i++];) {
            var tmpP = me.document.createElement('p')
                    di.parentNode.insertBefore(tmpP, di)
                    while (di.firstChild) {
              tmpP.appendChild(di.firstChild)
                    }
            domUtils.remove(di)
                }

          var metas = div.querySelectorAll('meta')
                for (var i = 0, ci; ci = metas[i++];) {
            domUtils.remove(ci)
                }

          var brs = div.querySelectorAll('br')
                for (i = 0; ci = brs[i++];) {
            if (/^apple-/i.test(ci.className)) {
              domUtils.remove(ci)
                    }
          }
        }
        if (browser.gecko) {
          var dirtyNodes = div.querySelectorAll('[_moz_dirty]')
                for (i = 0; ci = dirtyNodes[i++];) {
            ci.removeAttribute('_moz_dirty')
                }
        }
        if (!browser.ie) {
          var spans = div.querySelectorAll('span.Apple-style-span')
                for (var i = 0, ci; ci = spans[i++];) {
            domUtils.remove(ci, true)
                }
        }

        // ie下使用innerHTML会产生多余的\r\n字符，也会产生&nbsp;这里过滤掉
        html = div.innerHTML//.replace(/>(?:(\s|&nbsp;)*?)</g,'><');

            //过滤word粘贴过来的冗余属性
            html = UM.filterWord(html)
            //取消了忽略空白的第二个参数，粘贴过来的有些是有空白的，会被套上相关的标签
            var root = UM.htmlparser(html)
            //如果给了过滤规则就先进行过滤
            if (me.options.filterRules) {
          UM.filterNode(root, me.options.filterRules)
            }
        // 执行默认的处理
        me.filterInputRule(root)
            //针对chrome的处理
            if (browser.webkit) {
          var br = root.lastChild()
                if (br && br.type == 'element' && br.tagName == 'br') {
            root.removeChild(br)
          }
          utils.each(me.body.querySelectorAll('div'), function(node) {
            if (domUtils.isEmptyBlock(node)) {
              domUtils.remove(node)
            }
          })
        }
        html = { 'html': root.toHtml() }
            me.fireEvent('beforepaste', html, root)
            //抢了默认的粘贴，那后边的内容就不执行了，比如表格粘贴
            if (!html.html) {
          return
            }

        me.execCommand('insertHtml', html.html, true)
            me.fireEvent('afterpaste', html)
        }
    }

    me.addListener('ready', function() {
      $(me.body).on('cut', function() {
        var range = me.selection.getRange()
            if (!range.collapsed && me.undoManger) {
          me.undoManger.save()
            }
      }).on(browser.ie || browser.opera ? 'keydown' : 'paste', function(e) {
        // ie下beforepaste在点击右键时也会触发，所以用监控键盘才处理
        if ((browser.ie || browser.opera) && ((!e.ctrlKey && !e.metaKey) || e.keyCode != '86')) {
          return
            }
        getClipboardData.call(me, function(div) {
          filter(div)
            })
        })

    })
};

  // /import core
  // /commands 有序列表,无序列表
  // /commandsName  InsertOrderedList,InsertUnorderedList
  // /commandsTitle  有序列表,无序列表
  /**
 * 有序列表
 * @function
 * @name UM.execCommand
 * @param   {String}   cmdName     insertorderlist插入有序列表
 * @param   {String}   style               值为：decimal,lower-alpha,lower-roman,upper-alpha,upper-roman
 * @author zhanyi
 */
  /**
 * 无序链接
 * @function
 * @name UM.execCommand
 * @param   {String}   cmdName     insertunorderlist插入无序列表
 * * @param   {String}   style            值为：circle,disc,square
 * @author zhanyi
 */

  UM.plugins['list'] = function() {
    var me = this

    me.setOpt({
      'insertorderedlist': {
        'decimal': '',
        'lower-alpha': '',
        'lower-roman': '',
        'upper-alpha': '',
        'upper-roman': ''
      },
      'insertunorderedlist': {
        'circle': '',
        'disc': '',
        'square': ''
      }
    })

    this.addInputRule(function(root) {
      utils.each(root.getNodesByTagName('li'), function(node) {
        if (node.children.length == 0) {
          node.parentNode.removeChild(node)
            }
      })
    })
    me.commands['insertorderedlist'] =
    me.commands['insertunorderedlist'] = {
      execCommand: function(cmdName) {
        this.document.execCommand(cmdName)
                var rng = this.selection.getRange(),
          bk = rng.createBookmark(true)

                this.$body.find('ol,ul').each(function(i, n) {
          var parent = n.parentNode
                    if (parent.tagName == 'P' && parent.lastChild === parent.firstChild) {
            $(n).children().each(function(j, li) {
              var p = parent.cloneNode(false)
                            $(p).append(li.innerHTML)
                            $(li).html('').append(p)
                        })
                        $(n).insertBefore(parent)
                        $(parent).remove()
                    }

          if (dtd.$inline[parent.tagName]) {
            if (parent.tagName == 'SPAN') {
              $(n).children().each(function(k, li) {
                var span = parent.cloneNode(false)
                                if (li.firstChild.nodeName != 'P') {
                  while (li.firstChild) {
                    span.appendChild(li.firstChild)
                  }
                                    $('<p></p>').appendTo(li).append(span)
                                }else {
                  while (li.firstChild) {
                    span.appendChild(li.firstChild)
                  }
                                    $(li.firstChild).append(span)
                                }
              })
            }
            domUtils.remove(parent, true)
          }
        })




                rng.moveToBookmark(bk).select()
                return true
            },
      queryCommandState: function(cmdName) {
        return this.document.queryCommandState(cmdName)
            }
    }
};

  // /import core
  // /import plugins/serialize.js
  // /import plugins/undo.js
  // /commands 查看源码
  // /commandsName  Source
  // /commandsTitle  查看源码
  (function() {
    var sourceEditors = {
      textarea: function(editor, holder) {
        var textarea = holder.ownerDocument.createElement('textarea')
            textarea.style.cssText = 'resize:none;border:0;padding:0;margin:0;overflow-y:auto;outline:0'
            // todo: IE下只有onresize属性可用... 很纠结
            if (browser.ie && browser.version < 8) {
          textarea.style.width = holder.offsetWidth + 'px'
                textarea.style.height = holder.offsetHeight + 'px'
                holder.onresize = function() {
            textarea.style.width = holder.offsetWidth + 'px'
                    textarea.style.height = holder.offsetHeight + 'px'
                };
        }
        holder.appendChild(textarea)
            return {
          container: textarea,
          setContent: function(content) {
            textarea.value = content
                },
          getContent: function() {
            return textarea.value
                },
          select: function() {
            var range
                    if (browser.ie) {
              range = textarea.createTextRange()
                        range.collapse(true)
                        range.select()
                    } else {
              // todo: chrome下无法设置焦点
              textarea.setSelectionRange(0, 0)
                        textarea.focus()
                    }
          },
          dispose: function() {
            holder.removeChild(textarea)
                    // todo
                    holder.onresize = null
                    textarea = null
                    holder = null
                }
        }
        }
    }

    UM.plugins['source'] = function() {
      var me = this
        var opt = this.options
        var sourceMode = false
        var sourceEditor

        opt.sourceEditor = 'textarea'

        me.setOpt({
        sourceEditorFirst: false
      })
        function createSourceEditor(holder) {
        return sourceEditors.textarea(me, holder)
        }

      var bakCssText
        //解决在源码模式下getContent不能得到最新的内容问题
        var oldGetContent = me.getContent,
        bakAddress

        me.commands['source'] = {
        execCommand: function() {
          sourceMode = !sourceMode
                if (sourceMode) {
            bakAddress = me.selection.getRange().createAddress(false, true)
                    me.undoManger && me.undoManger.save(true)
                    if (browser.gecko) {
              me.body.contentEditable = false
                    }

            //                    bakCssText = me.body.style.cssText;
            me.body.style.cssText += ';position:absolute;left:-32768px;top:-32768px;'


                    me.fireEvent('beforegetcontent')
                    var root = UM.htmlparser(me.body.innerHTML)
                    me.filterOutputRule(root)
                    root.traversal(function(node) {
              if (node.type == 'element') {
                switch (node.tagName) {
                  case 'td':
                  case 'th':
                  case 'caption':
                    if (node.children && node.children.length == 1) {
                      if (node.firstChild().tagName == 'br') {
                        node.removeChild(node.firstChild())
                      }
                    }
                                    break;
                  case 'pre':
                    node.innerText(node.innerText().replace(/&nbsp;/g, ' '))
                }
              }
            })

                    me.fireEvent('aftergetcontent')

                    var content = root.toHtml(true)

                    sourceEditor = createSourceEditor(me.body.parentNode)

                    sourceEditor.setContent(content)

                    var getStyleValue = function(attr) {
              return parseInt($(me.body).css(attr))
                    };
            $(sourceEditor.container).width($(me.body).width() + getStyleValue('padding-left') + getStyleValue('padding-right'))
              .height($(me.body).height())
                    setTimeout(function() {
              sourceEditor.select()
                    })
                    //重置getContent，源码模式下取值也能是最新的数据
                    me.getContent = function() {
              return sourceEditor.getContent() || '<p>' + (browser.ie ? '' : '<br/>') + '</p>'
                    };
          } else {
            me.$body.css({
              'position': '',
              'left': '',
              'top': ''
            })
//                    me.body.style.cssText = bakCssText;
                    var cont = sourceEditor.getContent() || '<p>' + (browser.ie ? '' : '<br/>') + '</p>'
                    //处理掉block节点前后的空格,有可能会误命中，暂时不考虑
                    cont = cont.replace(new RegExp('[\\r\\t\\n ]*<\/?(\\w+)\\s*(?:[^>]*)>', 'g'), function(a, b) {
              if (b && !dtd.$inlineWithA[b.toLowerCase()]) {
                return a.replace(/(^[\n\r\t ]*)|([\n\r\t ]*$)/g, '')
                        }
              return a.replace(/(^[\n\r\t]*)|([\n\r\t]*$)/g, '')
            })
                    me.setContent(cont)
                    sourceEditor.dispose()
                    sourceEditor = null
                    //还原getContent方法
                    me.getContent = oldGetContent
                    var first = me.body.firstChild
                    //trace:1106 都删除空了，下边会报错，所以补充一个p占位
                    if (!first) {
              me.body.innerHTML = '<p>' + (browser.ie ? '':'<br/>') + '</p>'
                    }
            // 要在ifm为显示时ff才能取到selection,否则报错
            // 这里不能比较位置了
            me.undoManger && me.undoManger.save(true)
                    if (browser.gecko) {
              me.body.contentEditable = true
                    }
            try {
              me.selection.getRange().moveToAddress(bakAddress).select()
                    }catch (e) {}
          }
          this.fireEvent('sourcemodechanged', sourceMode)
            },
        queryCommandState: function() {
          return sourceMode | 0
            },
        notNeedUndo: 1
      }
        var oldQueryCommandState = me.queryCommandState


        me.queryCommandState = function(cmdName) {
        cmdName = cmdName.toLowerCase()
            if (sourceMode) {
          // 源码模式下可以开启的命令
          return cmdName in {
            'source': 1,
            'fullscreen': 1
          } ? oldQueryCommandState.apply(this, arguments) : -1
        }
        return oldQueryCommandState.apply(this, arguments)
        };
    }

})()
///import core
///import plugins/undo.js
///commands 设置回车标签p或br
///commandsName  EnterKey
///commandsTitle  设置回车标签p或br
/**
 * @description 处理回车
 * @author zhanyi
 */
UM.plugins['enterkey'] = function() {
    var hTag,
      me = this,
      tag = me.options.enterTag
    me.addListener('keyup', function(type, evt) {
      var keyCode = evt.keyCode || evt.which
        if (keyCode == 13) {
        var range = me.selection.getRange(),
          start = range.startContainer,
          doSave

            //修正在h1-h6里边回车后不能嵌套p的问题
            if (!browser.ie) {
          if (/h\d/i.test(hTag)) {
            if (browser.gecko) {
              var h = domUtils.findParentByTagName(start, ['h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'blockquote', 'caption', 'table'], true)
                        if (!h) {
                me.document.execCommand('formatBlock', false, '<p>')
                            doSave = 1
                        }
            } else {
              // chrome remove div
              if (start.nodeType == 1) {
                var tmp = me.document.createTextNode(''), div
                            range.insertNode(tmp)
                            div = domUtils.findParentByTagName(tmp, 'div', true)
                            if (div) {
                  var p = me.document.createElement('p')
                                while (div.firstChild) {
                    p.appendChild(div.firstChild)
                                }
                  div.parentNode.insertBefore(p, div)
                                domUtils.remove(div)
                                range.setStartBefore(tmp).setCursor()
                                doSave = 1
                            }
                domUtils.remove(tmp)

                        }
            }

            if (me.undoManger && doSave) {
              me.undoManger.save()
                    }
          }
          // 没有站位符，会出现多行的问题
          browser.opera && range.select()
            }else {
          me.fireEvent('saveScene', true, true)
        }
      }
    })

    me.addListener('keydown', function(type, evt) {
      var keyCode = evt.keyCode || evt.which
        if (keyCode == 13) { // 回车
        if (me.fireEvent('beforeenterkeydown')) {
          domUtils.preventDefault(evt)
                return;
        }
        me.fireEvent('saveScene', true, true)
            hTag = ''


            var range = me.selection.getRange()

            if (!range.collapsed) {
          // 跨td不能删
          var start = range.startContainer,
            end = range.endContainer,
            startTd = domUtils.findParentByTagName(start, 'td', true),
            endTd = domUtils.findParentByTagName(end, 'td', true)
                if (startTd && endTd && startTd !== endTd || !startTd && endTd || startTd && !endTd) {
            evt.preventDefault ? evt.preventDefault() : (evt.returnValue = false)
                    return;
          }
        }
        if (tag == 'p') {
          if (!browser.ie) {
            start = domUtils.findParentByTagName(range.startContainer, ['ol', 'ul', 'p', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'blockquote', 'caption'], true)

                    //opera下执行formatblock会在table的场景下有问题，回车在opera原生支持很好，所以暂时在opera去掉调用这个原生的command
                    //trace:2431
                    if (!start && !browser.opera) {
              me.document.execCommand('formatBlock', false, '<p>')

                        if (browser.gecko) {
                range = me.selection.getRange()
                            start = domUtils.findParentByTagName(range.startContainer, 'p', true)
                            start && domUtils.removeDirtyAttr(start)
                        }
            } else {
              hTag = start.tagName
                        start.tagName.toLowerCase() == 'p' && browser.gecko && domUtils.removeDirtyAttr(start)
                    }
          }
        }
      }
    })

    browser.ie && me.addListener('setDisabled', function() {
      $(me.body).find('p').each(function(i, p) {
        if (domUtils.isEmptyBlock(p)) {
          p.innerHTML = '&nbsp;'
        }
      })
    })
  }

///import core
///commands 预览
///commandsName  Preview
///commandsTitle  预览
/**
 * 预览
 * @function
 * @name UM.execCommand
 * @param   {String}   cmdName     preview预览编辑器内容
 */
UM.commands['preview'] = {
    execCommand: function() {
      var w = window.open('', '_blank', ''),
        d = w.document,
        c = this.getContent(null, null, true),
        path = this.getOpt('UMEDITOR_HOME_URL'),
        formula = c.indexOf('mathquill-embedded-latex') != -1
                ? '<link rel="stylesheet" href="' + path + 'third-party/mathquill/mathquill.css"/>' +
                '<script src="' + path + 'third-party/jquery.min.js"></script>' +
                '<script src="' + path + 'third-party/mathquill/mathquill.min.js"></script>' : ''
        d.open()
        d.write('<html><head>' + formula + '</head><body><div>' + c + '</div></body></html>')
        d.close()
    },
    notNeedUndo: 1
  }

///import core
///commands 加粗,斜体,上标,下标
///commandsName  Bold,Italic,Subscript,Superscript
///commandsTitle  加粗,加斜,下标,上标
/**
 * b u i等基础功能实现
 * @function
 * @name UM.execCommands
 * @param    {String}    cmdName    bold加粗。italic斜体。subscript上标。superscript下标。
*/
UM.plugins['basestyle'] = function() {
    var basestyles = ['bold', 'underline', 'superscript', 'subscript', 'italic', 'strikethrough'],
      me = this
    //添加快捷键
    me.addshortcutkey({
      'Bold': 'ctrl+66', // ^B
      'Italic': 'ctrl+73', // ^I
      'Underline': 'ctrl+shift+85', // ^U
      'strikeThrough': 'ctrl+shift+83' // ^s
    })
    //过滤最后的产出数据
    me.addOutputRule(function(root) {
      $.each(root.getNodesByTagName('b i u strike s'), function(i, node) {
        switch (node.tagName) {
          case 'b':
            node.tagName = 'strong'
                    break;
          case 'i':
            node.tagName = 'em'
                    break;
          case 'u':
            node.tagName = 'span'
                    node.setStyle('text-decoration', 'underline')
                    break;
          case 's':
          case 'strike':
            node.tagName = 'span'
                    node.setStyle('text-decoration', 'line-through')
        }
      })
    })
    $.each(basestyles, function(i, cmd) {
      me.commands[cmd] = {
        execCommand: function(cmdName) {
          var rng = this.selection.getRange()
                if (rng.collapsed && this.queryCommandState(cmdName) != 1) {
            var node = this.document.createElement({
              'bold': 'strong',
              'underline': 'u',
              'superscript': 'sup',
              'subscript': 'sub',
              'italic': 'em',
              'strikethrough': 'strike'
            }[cmdName])
                    rng.insertNode(node).setStart(node, 0).setCursor(false)
                    return true
                }else {
            return this.document.execCommand(cmdName)
          }
        },
        queryCommandState: function(cmdName) {
          if (browser.gecko) {
            return this.document.queryCommandState(cmdName)
          }
          var path = this.selection.getStartElementPath(), result = false
                $.each(path, function(i, n) {
            switch (cmdName) {
              case 'bold':
                if (n.nodeName == 'STRONG' || n.nodeName == 'B') {
                  result = 1
                                return false
                            }
                break
                        case 'underline':
                if (n.nodeName == 'U' || n.nodeName == 'SPAN' && $(n).css('text-decoration') == 'underline') {
                  result = 1
                                return false
                            }
                break
                        case 'superscript':
                if (n.nodeName == 'SUP') {
                  result = 1
                                return false
                            }
                break
                        case 'subscript':
                if (n.nodeName == 'SUB') {
                  result = 1
                                return false
                            }
                break
                        case 'italic':
                if (n.nodeName == 'EM' || n.nodeName == 'I') {
                  result = 1
                                return false
                            }
                break
                        case 'strikethrough':
                if (n.nodeName == 'S' || n.nodeName == 'STRIKE' || n.nodeName == 'SPAN' && $(n).css('text-decoration') == 'line-through') {
                  result = 1
                                return false
                            }
                break
                    }
          })
          return result
        }
      }
    })
  }


///import core
///import plugins/inserthtml.js
///commands 视频
///commandsName InsertVideo
///commandsTitle  插入视频
///commandsDialog  dialogs\video
UM.plugins['video'] = function() {
    var me = this,
      div

    /**
     * 创建插入视频字符窜
     * @param url 视频地址
     * @param width 视频宽度
     * @param height 视频高度
     * @param align 视频对齐
     * @param toEmbed 是否以flash代替显示
     * @param addParagraph  是否需要添加P 标签
     */
    function creatInsertStr(url, width, height, id, align, toEmbed) {
      return !toEmbed

                ? '<img ' + (id ? 'id="' + id + '"' : '') + ' width="' + width + '" height="' + height + '" _url="' + url + '" class="edui-faked-video"' +
                ' src="' + me.options.UMEDITOR_HOME_URL + 'themes/default/images/spacer.gif" style="background:url(' + me.options.UMEDITOR_HOME_URL + 'themes/default/images/videologo.gif) no-repeat center center; border:1px solid gray;' + (align ? 'float:' + align + ';' : '') + '" />'

                :                '<embed type="application/x-shockwave-flash" class="edui-faked-video" pluginspage="http://www.macromedia.com/go/getflashplayer"' +
                ' src="' + url + '" width="' + width + '" height="' + height + '"' + (align ? ' style="float:' + align + '"' : '') +
                ' wmode="transparent" play="true" loop="false" menu="false" allowscriptaccess="never" allowfullscreen="true" >'
    }

    function switchImgAndEmbed(root, img2embed) {
      utils.each(root.getNodesByTagName(img2embed ? 'img' : 'embed'), function(node) {
        if (node.getAttr('class') == 'edui-faked-video') {
          var html = creatInsertStr(img2embed ? node.getAttr('_url') : node.getAttr('src'), node.getAttr('width'), node.getAttr('height'), null, node.getStyle('float') || '', img2embed)
                node.parentNode.replaceChild(UM.uNode.createElement(html), node)
        }
      })
    }

    me.addOutputRule(function(root) {
      switchImgAndEmbed(root, true)
    })
    me.addInputRule(function(root) {
      switchImgAndEmbed(root)
    })

    me.commands['insertvideo'] = {
      execCommand: function(cmd, videoObjs) {
        videoObjs = utils.isArray(videoObjs) ? videoObjs:[videoObjs]
            var html = [], id = 'tmpVedio'
            for (var i = 0, vi, len = videoObjs.length; i < len; i++) {
          vi = videoObjs[i]
                 vi.url = utils.unhtml(vi.url, /[<">'](?:(amp|lt|quot|gt|#39|nbsp);)?/g)
                 html.push(creatInsertStr(vi.url, vi.width || 420, vi.height || 280, id + i, vi.align, false))
            }
        me.execCommand('inserthtml', html.join(''), true)

        },
      queryCommandState: function() {
        var img = me.selection.getRange().getClosedNode(),
          flag = img && (img.className == 'edui-faked-video')
            return flag ? 1 : 0
        }
    }
};
  // /import core
  // /commands 全选
  // /commandsName  SelectAll
  // /commandsTitle  全选
  /**
 * 选中所有
 * @function
 * @name UM.execCommand
 * @param   {String}   cmdName    selectall选中编辑器里的所有内容
 * @author zhanyi
*/
  UM.plugins['selectall'] = function() {
    var me = this
    me.commands['selectall'] = {
      execCommand: function() {
        // 去掉了原生的selectAll,因为会出现报错和当内容为空时，不能出现闭合状态的光标
        var me = this, body = me.body,
          range = me.selection.getRange()
            range.selectNodeContents(body)
            if (domUtils.isEmptyBlock(body)) {
          // opera不能自动合并到元素的里边，要手动处理一下
          if (browser.opera && body.firstChild && body.firstChild.nodeType == 1) {
            range.setStartAtFirst(body.firstChild)
                }
          range.collapse(true)
            }
        range.select(true)
        },
      notNeedUndo: 1
    }


    //快捷键
    me.addshortcutkey({
      'selectAll': 'ctrl+65'
    })
};

  // UM.plugins['removeformat'] = function () {
  //    var me = this;
  //    me.commands['removeformat'] = {
  //        execCommand: function () {
  //            me.document.execCommand('removeformat');
  //
  //            /* 处理ie8和firefox选区有链接时,清除格式的bug */
  //            if (browser.gecko || browser.ie8 || browser.webkit) {
  //                var nativeRange = this.selection.getNative().getRangeAt(0),
  //                    common = nativeRange.commonAncestorContainer,
  //                    rng = me.selection.getRange(),
  //                    bk = rng.createBookmark();
  //
  //                function isEleInBookmark(node, bk){
  //                    if ( (domUtils.getPosition(node, bk.start) & domUtils.POSITION_FOLLOWING) &&
  //                        (domUtils.getPosition(bk.end, node) & domUtils.POSITION_FOLLOWING) ) {
  //                        return true;
  //                    } else if ( (domUtils.getPosition(node, bk.start) & domUtils.POSITION_CONTAINS) ||
  //                        (domUtils.getPosition(node, bk.end) & domUtils.POSITION_CONTAINS) ) {
  //                        return true;
  //                    }
  //                    return false;
  //                }
  //
  //                $(common).find('a').each(function (k, a) {
  //                    if ( isEleInBookmark(a, bk) ) {
  //                        a.removeAttribute('style');
  //                    }
  //                });
  //
  //            }
  //        }
  //    };
  //
  // };
  //

  UM.plugins['removeformat'] = function() {
    var me = this
    me.setOpt({
      'removeFormatTags': 'b,big,code,del,dfn,em,font,i,ins,kbd,q,samp,small,span,strike,strong,sub,sup,tt,u,var',
      'removeFormatAttributes': 'class,style,lang,width,height,align,hspace,valign'
    })
    me.commands['removeformat'] = {
      execCommand: function(cmdName, tags, style, attrs, notIncludeA) {
        var tagReg = new RegExp('^(?:' + (tags || this.options.removeFormatTags).replace(/,/g, '|') + ')$', 'i'),
          removeFormatAttributes = style ? [] : (attrs || this.options.removeFormatAttributes).split(','),
          range = new dom.Range(this.document),
          bookmark, node, parent,
          filter = function(node) {
            return node.nodeType == 1
                };

        function isRedundantSpan(node) {
          if (node.nodeType == 3 || node.tagName.toLowerCase() != 'span') {
            return 0
                }
          if (browser.ie) {
            // ie 下判断实效，所以只能简单用style来判断
            // return node.style.cssText == '' ? 1 : 0;
            var attrs = node.attributes
                    if (attrs.length) {
              for (var i = 0, l = attrs.length; i < l; i++) {
                if (attrs[i].specified) {
                  return 0
                            }
              }
              return 1
                    }
          }
          return !node.attributes.length
            }
        function doRemove(range) {
          var bookmark1 = range.createBookmark()
                if (range.collapsed) {
            range.enlarge(true)
                }

          // 不能把a标签切了
          if (!notIncludeA) {
            var aNode = domUtils.findParentByTagName(range.startContainer, 'a', true)
                    if (aNode) {
              range.setStartBefore(aNode)
                    }

            aNode = domUtils.findParentByTagName(range.endContainer, 'a', true)
                    if (aNode) {
              range.setEndAfter(aNode)
                    }
          }

          bookmark = range.createBookmark()

                node = bookmark.start

                //切开始
                while ((parent = node.parentNode) && !domUtils.isBlockElm(parent)) {
            domUtils.breakParent(node, parent)
                    domUtils.clearEmptySibling(node)
                }
          if (bookmark.end) {
            // 切结束
            node = bookmark.end
                    while ((parent = node.parentNode) && !domUtils.isBlockElm(parent)) {
              domUtils.breakParent(node, parent)
                        domUtils.clearEmptySibling(node)
                    }

            // 开始去除样式
            var current = domUtils.getNextDomNode(bookmark.start, false, filter),
              next
                    while (current) {
              if (current == bookmark.end) {
                break
                        }

              next = domUtils.getNextDomNode(current, true, filter)

                        if (!dtd.$empty[current.tagName.toLowerCase()] && !domUtils.isBookmarkNode(current)) {
                if (tagReg.test(current.tagName)) {
                  if (style) {
                    domUtils.removeStyle(current, style)
                                    if (isRedundantSpan(current) && style != 'text-decoration') {
                      domUtils.remove(current, true)
                                    }
                  } else {
                    domUtils.remove(current, true)
                                }
                } else {
                  // trace:939  不能把list上的样式去掉
                  if (!dtd.$tableContent[current.tagName] && !dtd.$list[current.tagName]) {
                    domUtils.removeAttributes(current, removeFormatAttributes)
                                    if (isRedundantSpan(current)) {
                      domUtils.remove(current, true)
                                    }
                  }
                }
              }
              current = next
                    }
          }
          // trace:1035
          // trace:1096 不能把td上的样式去掉，比如边框
          var pN = bookmark.start.parentNode
                if (domUtils.isBlockElm(pN) && !dtd.$tableContent[pN.tagName] && !dtd.$list[pN.tagName]) {
            domUtils.removeAttributes( pN, removeFormatAttributes)
                }
          pN = bookmark.end.parentNode
                if (bookmark.end && domUtils.isBlockElm(pN) && !dtd.$tableContent[pN.tagName] && !dtd.$list[pN.tagName]) {
            domUtils.removeAttributes( pN, removeFormatAttributes)
                }
          range.moveToBookmark(bookmark).moveToBookmark(bookmark1)
                //清除冗余的代码 <b><bookmark></b>
                var node = range.startContainer,
            tmp,
            collapsed = range.collapsed
                while (node.nodeType == 1 && domUtils.isEmptyNode(node) && dtd.$removeEmpty[node.tagName]) {
            tmp = node.parentNode
                    range.setStartBefore(node)
                    //trace:937
                    //更新结束边界
                    if (range.startContainer === range.endContainer) {
              range.endOffset--
                    }
            domUtils.remove(node)
                    node = tmp
                }

          if (!collapsed) {
            node = range.endContainer
                    while (node.nodeType == 1 && domUtils.isEmptyNode(node) && dtd.$removeEmpty[node.tagName]) {
              tmp = node.parentNode
                        range.setEndBefore(node)
                        domUtils.remove(node)

                        node = tmp
                    }
          }
        }

        range = this.selection.getRange()
            if (!range.collapsed) {
          doRemove(range)
                range.select()
            }
      }

    }

};
  /*
 *   处理特殊键的兼容性问题
 */
  UM.plugins['keystrokes'] = function() {
    var me = this
    var collapsed = true
    me.addListener('keydown', function(type, evt) {
      var keyCode = evt.keyCode || evt.which,
        rng = me.selection.getRange()

        //处理全选的情况
        if (!rng.collapsed && !(evt.ctrlKey || evt.shiftKey || evt.altKey || evt.metaKey) && (keyCode >= 65 && keyCode <= 90 ||
            keyCode >= 48 && keyCode <= 57 ||
            keyCode >= 96 && keyCode <= 111 || {
          13: 1,
          8: 1,
          46: 1
        }[keyCode])
      ) {
        var tmpNode = rng.startContainer
            if (domUtils.isFillChar(tmpNode)) {
          rng.setStartBefore(tmpNode)
        }
        tmpNode = rng.endContainer
            if (domUtils.isFillChar(tmpNode)) {
          rng.setEndAfter(tmpNode)
        }
        rng.txtToElmBoundary()
            //结束边界可能放到了br的前边，要把br包含进来
            // x[xxx]<br/>
            if (rng.endContainer && rng.endContainer.nodeType == 1) {
          tmpNode = rng.endContainer.childNodes[rng.endOffset]
                if (tmpNode && domUtils.isBr(tmpNode)) {
            rng.setEndAfter(tmpNode)
                }
        }
        if (rng.startOffset == 0) {
          tmpNode = rng.startContainer
                if (domUtils.isBoundaryNode(tmpNode, 'firstChild')) {
            tmpNode = rng.endContainer
                    if (rng.endOffset == (tmpNode.nodeType == 3 ? tmpNode.nodeValue.length : tmpNode.childNodes.length) && domUtils.isBoundaryNode(tmpNode, 'lastChild')) {
              me.fireEvent('saveScene')
                        me.body.innerHTML = '<p>' + (browser.ie ? '' : '<br/>') + '</p>'
                        rng.setStart(me.body.firstChild, 0).setCursor(false, true)
                        me._selectionChange()
                        return;
            }
          }
        }
      }

      // 处理backspace
      if (keyCode == 8) {
        rng = me.selection.getRange()
            collapsed = rng.collapsed
            if (me.fireEvent('delkeydown', evt)) {
          return
            }
        var start, end
            //避免按两次删除才能生效的问题
            if (rng.collapsed && rng.inFillChar()) {
          start = rng.startContainer

                if (domUtils.isFillChar(start)) {
            rng.setStartBefore(start).shrinkBoundary(true).collapse(true)
                    domUtils.remove(start)
          }else {
            start.nodeValue = start.nodeValue.replace(new RegExp('^' + domUtils.fillChar), '')
                    rng.startOffset--
                    rng.collapse(true).select(true)
          }
        }
        // 解决选中control元素不能删除的问题
        if (start = rng.getClosedNode()) {
          me.fireEvent('saveScene')
                rng.setStartBefore(start)
                domUtils.remove(start)
                rng.setCursor()
                me.fireEvent('saveScene')
                domUtils.preventDefault(evt)
                return;
        }
        // 阻止在table上的删除
        if (!browser.ie) {
          start = domUtils.findParentByTagName(rng.startContainer, 'table', true)
                end = domUtils.findParentByTagName(rng.endContainer, 'table', true)
                if (start && !end || !start && end || start !== end) {
            evt.preventDefault()
                    return;
          }
        }
        start = rng.startContainer
            if (rng.collapsed && start.nodeType == 1) {
          var currentNode = start.childNodes[rng.startOffset - 1]
                if (currentNode && currentNode.nodeType == 1 && currentNode.tagName == 'BR') {
            me.fireEvent('saveScene')
                    rng.setStartBefore(currentNode).collapse(true)
                    domUtils.remove(currentNode)
                    rng.select()
                    me.fireEvent('saveScene')
                }
        }

        // trace:3613
        if (browser.chrome) {
          if (rng.collapsed) {
            while (rng.startOffset == 0 && !domUtils.isEmptyBlock(rng.startContainer)) {
              rng.setStartBefore(rng.startContainer)
            }
            var pre = rng.startContainer.childNodes[rng.startOffset - 1]
                    if (pre && pre.nodeName == 'BR') {
              rng.setStartBefore(pre)
                        me.fireEvent('saveScene')
                        $(pre).remove()
                        rng.setCursor()
                        me.fireEvent('saveScene')
                    }
          }
        }
      }
      // trace:1634
      // ff的del键在容器空的时候，也会删除
      if (browser.gecko && keyCode == 46) {
        var range = me.selection.getRange()
            if (range.collapsed) {
          start = range.startContainer
                if (domUtils.isEmptyBlock(start)) {
            var parent = start.parentNode
                    while (domUtils.getChildCount(parent) == 1 && !domUtils.isBody(parent)) {
              start = parent
                        parent = parent.parentNode
                    }
            if (start === parent.lastChild)
              {evt.preventDefault();}
            return
                }
        }
      }
    })
    me.addListener('keyup', function(type, evt) {
      var keyCode = evt.keyCode || evt.which,
        rng, me = this
        if (keyCode == 8) {
        if (me.fireEvent('delkeyup')) {
          return
            }
        rng = me.selection.getRange()
            if (rng.collapsed) {
          var tmpNode,
            autoClearTagName = ['h1', 'h2', 'h3', 'h4', 'h5', 'h6']
                if (tmpNode = domUtils.findParentByTagName(rng.startContainer, autoClearTagName, true)) {
            if (domUtils.isEmptyBlock(tmpNode)) {
              var pre = tmpNode.previousSibling
                        if (pre && pre.nodeName != 'TABLE') {
                domUtils.remove(tmpNode)
                            rng.setStartAtLast(pre).setCursor(false, true)
                            return;
              }else {
                var next = tmpNode.nextSibling
                            if (next && next.nodeName != 'TABLE') {
                  domUtils.remove(tmpNode)
                                rng.setStartAtFirst(next).setCursor(false, true)
                                return;
                }
              }
            }
          }
          // 处理当删除到body时，要重新给p标签展位
          if (domUtils.isBody(rng.startContainer)) {
            var tmpNode = domUtils.createElement(me.document, 'p', {
              'innerHTML': browser.ie ? domUtils.fillChar : '<br/>'
            })
                    rng.insertNode(tmpNode).setStart(tmpNode, 0).setCursor(false, true)
                }
        }

        // chrome下如果删除了inline标签，浏览器会有记忆，在输入文字还是会套上刚才删除的标签，所以这里再选一次就不会了
        if (!collapsed && (rng.startContainer.nodeType == 3 || rng.startContainer.nodeType == 1 && domUtils.isEmptyBlock(rng.startContainer))) {
          if (browser.ie) {
            var span = rng.document.createElement('span')
                    rng.insertNode(span).setStartBefore(span).collapse(true)
                    rng.select()
                    domUtils.remove(span)
          }else {
            rng.select()
          }
        }
      }
    })
  }
/**
 * 自动保存草稿
 */
UM.plugins['autosave'] = function() {
    var me = this,
      // 无限循环保护
      lastSaveTime = new Date(),
      // 最小保存间隔时间
      MIN_TIME = 20,
      // auto save key
      saveKey = null


    //默认间隔时间
    me.setOpt('saveInterval', 500)

    //存储媒介封装
    var LocalStorage = UM.LocalStorage = (function() {
      var storage = window.localStorage || getUserData() || null,
        LOCAL_FILE = 'localStorage';

      return {

        saveLocalData: function(key, data) {
          if (storage && data) {
            storage.setItem(key, data)
                    return true
                }

          return false

            },

        getLocalData: function(key) {
          if (storage) {
            return storage.getItem(key)
                }

          return null

            },

        removeItem: function(key) {
          storage && storage.removeItem(key)

            }

      }

        function getUserData() {
        var container = document.createElement('div')
            container.style.display = 'none';

        if (!container.addBehavior) {
          return null
            }

        container.addBehavior('#default#userdata')

            return {

          getItem: function(key) {
            var result = null

                    try {
              document.body.appendChild(container)
                        container.load(LOCAL_FILE)
                        result = container.getAttribute(key)
                        document.body.removeChild(container)
                    } catch (e) {
            }

            return result

                },

          setItem: function(key, value) {
            document.body.appendChild(container)
                    container.setAttribute(key, value)
                    container.save(LOCAL_FILE)
                    document.body.removeChild(container)

                },
          //               暂时没有用到
          //                clear: function () {
          //
          //                    var expiresTime = new Date();
          //                    expiresTime.setFullYear( expiresTime.getFullYear() - 1 );
          //                    document.body.appendChild( container );
          //                    container.expires = expiresTime.toUTCString();
          //                    container.save( LOCAL_FILE );
          //                    document.body.removeChild( container );
          //
          //                },

          removeItem: function(key) {
            document.body.appendChild(container)
                    container.removeAttribute(key)
                    container.save(LOCAL_FILE)
                    document.body.removeChild(container)

                }

        }

        }
    })()

    function save(editor) {
      var saveData = null

        if (new Date() - lastSaveTime < MIN_TIME) {
        return
        }

      if (!editor.hasContents()) {
        // 这里不能调用命令来删除， 会造成事件死循环
        saveKey && LocalStorage.removeItem(saveKey)
            return;
      }

      lastSaveTime = new Date()

        editor._saveFlag = null

        saveData = me.body.innerHTML

        if (editor.fireEvent('beforeautosave', {
        content: saveData
      }) === false) {
        return
        }

      LocalStorage.saveLocalData(saveKey, saveData)

        editor.fireEvent('afterautosave', {
        content: saveData
      })

    }

    me.addListener('ready', function() {
      var _suffix = '-drafts-data',
        key = null

        if (me.key) {
        key = me.key + _suffix
        } else {
        key = (me.container.parentNode.id || 'ue-common') + _suffix
        }

      // 页面地址+编辑器ID 保持唯一
      saveKey = (location.protocol + location.host + location.pathname).replace(/[.:\/]/g, '_') + key
    })

    me.addListener('contentchange', function() {
      if (!saveKey) {
        return
        }

      if (me._saveFlag) {
        window.clearTimeout(me._saveFlag)
        }

      if (me.options.saveInterval > 0) {
        me._saveFlag = window.setTimeout(function() {
          save(me)

            }, me.options.saveInterval)

        } else {
        save(me)

        }
    })

    me.commands['clearlocaldata'] = {
      execCommand: function(cmd, name) {
        if (saveKey && LocalStorage.getLocalData(saveKey)) {
          LocalStorage.removeItem(saveKey)
        }
      },
      notNeedUndo: true,
      ignoreContentChange: true
    }

    me.commands['getlocaldata'] = {
      execCommand: function(cmd, name) {
        return saveKey ? LocalStorage.getLocalData(saveKey) || '' : ''
        },
      notNeedUndo: true,
      ignoreContentChange: true
    }

    me.commands['drafts'] = {
      execCommand: function(cmd, name) {
        if (saveKey) {
          me.body.innerHTML = LocalStorage.getLocalData(saveKey) || '<p>' + (browser.ie ? '&nbsp;' : '<br/>') + '</p>'
                me.focus(true)
            }
      },
      queryCommandState: function() {
        return saveKey ? (LocalStorage.getLocalData(saveKey) === null ? -1 : 0) : -1
        },
      notNeedUndo: true,
      ignoreContentChange: true
    }
  }

/**
 * @description
 * 1.拖放文件到编辑区域，自动上传并插入到选区
 * 2.插入粘贴板的图片，自动上传并插入到选区
 * @author Jinqn
 * @date 2013-10-14
 */
UM.plugins['autoupload'] = function() {
    var me = this

    me.setOpt('pasteImageEnabled', true)
    me.setOpt('dropFileEnabled', true)
    var sendAndInsertImage = function(file, editor) {
      // 模拟数据
      var fd = new FormData()
        fd.append(editor.options.imageFieldName || 'upfile', file, file.name || ('blob.' + file.type.substr('image/'.length)))
        fd.append('type', 'ajax')
        var xhr = new XMLHttpRequest()
        xhr.open('post', me.options.imageUrl, true)
        xhr.setRequestHeader('X-Requested-With', 'XMLHttpRequest')
        xhr.addEventListener('load', function(e) {
        try {
          var json = eval('(' + e.target.response + ')'),
            link = json.url,
            picLink = me.options.imagePath + link
                editor.execCommand('insertimage', {
            src: picLink,
            _src: picLink
          })
            } catch (er) {
        }
      })
        xhr.send(fd)
    };

    function getPasteImage(e) {
      return e.clipboardData && e.clipboardData.items && e.clipboardData.items.length == 1 && /^image\//.test(e.clipboardData.items[0].type) ? e.clipboardData.items : null
    }

    function getDropImage(e) {
      return e.dataTransfer && e.dataTransfer.files ? e.dataTransfer.files : null
    }

    me.addListener('ready', function() {
      if (window.FormData && window.FileReader) {
        var autoUploadHandler = function(e) {
          var hasImg = false,
            items
                //获取粘贴板文件列表或者拖放文件列表
                items = e.type == 'paste' ? getPasteImage(e.originalEvent) : getDropImage(e.originalEvent)
                if (items) {
            var len = items.length,
              file
                    while (len--) {
              file = items[len]
                        if (file.getAsFile) file = file.getAsFile()
                        if (file && file.size > 0 && /image\/\w+/i.test(file.type)) {
                sendAndInsertImage(file, me)
                            hasImg = true
                        }
            }
            if (hasImg) return false
                }
        }
            me.getOpt('pasteImageEnabled') && me.$body.on('paste', autoUploadHandler)
            me.getOpt('dropFileEnabled') && me.$body.on('drop', autoUploadHandler)

            //取消拖放图片时出现的文字光标位置提示
            me.$body.on('dragover', function(e) {
          if (e.originalEvent.dataTransfer.types[0] == 'Files') {
            return false
                }
        })
        }
    })

};
  /**
 * 公式插件
 */
  UM.plugins['formula'] = function() {
    var me = this

    function getActiveIframe() {
      return me.$body.find('iframe.edui-formula-active')[0] || null
    }

    function blurActiveIframe() {
      var iframe = getActiveIframe()
        iframe && iframe.contentWindow.formula.blur()
    }

    me.addInputRule(function(root) {
      $.each(root.getNodesByTagName('span'), function(i, node) {
        if (node.hasClass('mathquill-embedded-latex')) {
          var firstChild, latex = ''
                while (firstChild = node.firstChild()) {
            latex += firstChild.data
                    node.removeChild(firstChild)
                }
          node.tagName = 'iframe'
                node.setAttr({
            'frameborder': '0',
            'src': me.getOpt('UMEDITOR_HOME_URL') + 'dialogs/formula/formula.html',
            'data-latex': utils.unhtml(latex)
          })
            }
      })
    })
    me.addOutputRule(function(root) {
      $.each(root.getNodesByTagName('iframe'), function(i, node) {
        if (node.hasClass('mathquill-embedded-latex')) {
          node.tagName = 'span'
                node.appendChild(UM.uNode.createText(node.getAttr('data-latex')))
                node.setAttr({
            'frameborder': '',
            'src': '',
            'data-latex': ''
          })
            }
      })
    })
    me.addListener('click', function() {
      blurActiveIframe()
    })
    me.addListener('afterexeccommand', function(type, cmd) {
      if (cmd != 'formula') {
        blurActiveIframe()
        }
    })

    me.commands['formula'] = {
      execCommand: function(cmd, latex) {
        var iframe = getActiveIframe()
            if (iframe) {
          iframe.contentWindow.formula.insertLatex(latex)
            } else {
          me.execCommand('inserthtml', '<span class="mathquill-embedded-latex">' + latex + '</span>')
                browser.ie && browser.ie9below && setTimeout(function() {
            var rng = me.selection.getRange(),
              startContainer = rng.startContainer
                    if (startContainer.nodeType == 1 && !startContainer.childNodes[rng.startOffset]) {
              rng.insertNode(me.document.createTextNode(' '))
                        rng.setCursor()
            }
          }, 100)
        }
      },
      queryCommandState: function(cmd) {
        return 0
        },
      queryCommandValue: function(cmd) {
        var iframe = getActiveIframe()
            return iframe && iframe.contentWindow.formula.getLatex()
        }
    }
  }

/**
 * @file xssFilter.js
 * @desc xss过滤器
 * @author robbenmu
 */

UM.plugins.xssFilter = function() {
    var config = UMEDITOR_CONFIG
	var whiteList = config.whiteList

	function filter(node) {
      var tagName = node.tagName
		var attrs = node.attrs

		if (!whiteList.hasOwnProperty(tagName)) {
        node.parentNode.removeChild(node)
			return false
		}

      UM.utils.each(attrs, function(val, key) {
        if (whiteList[tagName].indexOf(key) === -1) {
          node.setAttr(key)
			}
      })
	}

    // 添加inserthtml\paste等操作用的过滤规则
    if (whiteList && config.xssFilterRules) {
      this.options.filterRules = (function () {

			var result = {};

			UM.utils.each(whiteList, function(val, key) {
				result[key] = function (node) {
					return filter(node);
				};
			});

			return result;
		}());
    }

    var tagList = []

	UM.utils.each(whiteList, function(val, key) {
      tagList.push(key)
	})

	// 添加input过滤规则
	//
	if (whiteList && config.inputXssFilter) {
      this.addInputRule(function(root) {
        root.traversal(function(node) {
          if (node.type !== 'element') {
            return false
				}
          filter(node)
			})
		})
	}
    // 添加output过滤规则
    //
    if (whiteList && config.outputXssFilter) {
      this.addOutputRule(function(root) {
        root.traversal(function(node) {
          if (node.type !== 'element') {
            return false
				}
          filter(node)
			})
		})
	}
  };
  (function($) {
    // 对jquery的扩展
    $.parseTmpl = function parse(str, data) {
      var tmpl = 'var __p=[],print=function(){__p.push.apply(__p,arguments);};' + 'with(obj||{}){__p.push(\'' + str.replace(/\\/g, '\\\\').replace(/'/g, "\\'").replace(/<%=([\s\S]+?)%>/g, function(match, code) {
        return "',obj." + code.replace(/\\'/g, "'") + ",'"
        }).replace(/<%([\s\S]+?)%>/g, function(match, code) {
        return "');" + code.replace(/\\'/g, "'").replace(/[\r\n\t]/g, ' ') + "__p.push('"
            }).replace(/\r/g, '\\r').replace(/\n/g, '\\n').replace(/\t/g, '\\t') + "');}return __p.join('');"
        var func = new Function('obj', tmpl)
        return data ? func(data) : func
    };
    $.extend2 = function(t, s) {
      var a = arguments,
        notCover = $.type(a[a.length - 1]) == 'boolean' ? a[a.length - 1] : false,
        len = $.type(a[a.length - 1]) == 'boolean' ? a.length - 1 : a.length
        for (var i = 1; i < len; i++) {
        var x = a[i]
            for (var k in x) {
          if (!notCover || !t.hasOwnProperty(k)) {
            t[k] = x[k]
                }
        }
      }
      return t
    };

    $.IE6 = !!window.ActiveXObject && parseFloat(navigator.userAgent.match(/msie (\d+)/i)[1]) == 6

    //所有ui的基类
    var _eventHandler = []
    var _widget = function() {
    }
    var _prefix = 'edui'
    _widget.prototype = {
      on: function(ev, cb) {
        this.root().on(ev, $.proxy(cb, this))
            return this
        },
      off: function(ev, cb) {
        this.root().off(ev, $.proxy(cb, this))
            return this
        },
      trigger: function(ev, data) {
        return this.root().trigger(ev, data) === false ? false : this
        },
      root: function($el) {
        return this._$el || (this._$el = $el)
        },
      destroy: function() {

      },
      data: function(key, val) {
        if (val !== undefined) {
          this.root().data(_prefix + key, val)
                return this
            } else {
          return this.root().data(_prefix + key)
        }
      },
      register: function(eventName, $el, fn) {
        _eventHandler.push({
          'evtname': eventName,
          '$els': $.isArray($el) ? $el : [$el],
          handler: $.proxy(fn, $el)
        })
      }
    }

    //从jq实例上拿到绑定的widget实例
    $.fn.edui = function(obj) {
      return obj ? this.data('eduiwidget', obj) : this.data('eduiwidget')
    };

    function _createClass(ClassObj, properties, supperClass) {
      ClassObj.prototype = $.extend2(
        $.extend({}, properties),
        (UM.ui[supperClass] || _widget).prototype,
        true
      )
        ClassObj.prototype.supper = (UM.ui[supperClass] || _widget).prototype
        //父class的defaultOpt 合并
        if (UM.ui[supperClass] && UM.ui[supperClass].prototype.defaultOpt) {
        var parentDefaultOptions = UM.ui[supperClass].prototype.defaultOpt,
          subDefaultOptions = ClassObj.prototype.defaultOpt

            ClassObj.prototype.defaultOpt = $.extend({}, parentDefaultOptions, subDefaultOptions || {})

        }
      return ClassObj
    }

    var _guid = 1

    function mergeToJQ(ClassObj, className) {
      $[_prefix + className] = ClassObj
        $.fn[_prefix + className] = function(opt) {
        var result, args = Array.prototype.slice.call(arguments, 1)

            this.each(function(i, el) {
          var $this = $(el)
                var obj = $this.edui()
                if (!obj) {
            ClassObj(!opt || !$.isPlainObject(opt) ? {} : opt, $this)
                    $this.edui(obj)
          }
          if ($.type(opt) == 'string') {
            if (opt == 'this') {
              result = obj
                    } else {
              result = obj[opt].apply(obj, args)
                        if (result !== obj && result !== undefined) {
                return false
                        }
              result = null
                    }
          }
        })

            return result !== null ? result : this
        }
    }

    UM.ui = {
      define: function(className, properties, supperClass) {
        var ClassObj = UM.ui[className] = _createClass(function(options, $el) {
          var _obj = function() {
          }
                    $.extend(_obj.prototype, ClassObj.prototype, {
            guid: className + _guid++,
            widgetName: className
          }
          )
                    var obj = new _obj
                    if ($.type(options) == 'string') {
            obj.init && obj.init({})
                        obj.root().edui(obj)
                        obj.root().find('a').click(function(evt) {
              evt.preventDefault()
            })
                        return obj.root()[_prefix + className].apply(obj.root(), arguments)
          } else {
            $el && obj.root($el)
                        obj.init && obj.init(!options || $.isPlainObject(options) ? $.extend2(options || {}, obj.defaultOpt || {}, true) : options)
                        try {
              obj.root().find('a').click(function(evt) {
                evt.preventDefault()
              })
                        } catch(e) {
            }

            return obj.root().edui(obj)
                    }
        }, properties, supperClass)

            mergeToJQ(ClassObj, className)
        }
    }

    $(function() {
      $(document).on('click mouseup mousedown dblclick mouseover', function(evt) {
        $.each(_eventHandler, function(i, obj) {
          if (obj.evtname == evt.type) {
            $.each(obj.$els, function(i, $el) {
              if ($el[0] !== evt.target && !$.contains($el[0], evt.target)) {
                obj.handler(evt)
                        }
            })
          }
        })
      })
    })
  })(jQuery)
//button 类
UM.ui.define('button', {
    tpl: '<<%if(!texttype){%>div class="edui-btn edui-btn-<%=icon%> <%if(name){%>edui-btn-name-<%=name%><%}%>" unselectable="on" onmousedown="return false" <%}else{%>a class="edui-text-btn"<%}%><% if(title) {%> data-original-title="<%=title%>" <%};%>> ' +
        '<% if(icon) {%><div unselectable="on" class="edui-icon-<%=icon%> edui-icon"></div><% }; %><%if(text) {%><span unselectable="on" onmousedown="return false" class="edui-button-label"><%=text%></span><%}%>' +
        '<%if(caret && text){%><span class="edui-button-spacing"></span><%}%>' +
        '<% if(caret) {%><span unselectable="on" onmousedown="return false" class="edui-caret"></span><% };%></<%if(!texttype){%>div<%}else{%>a<%}%>>',
    defaultOpt: {
      text: '',
      title: '',
      icon: '',
      width: '',
      caret: false,
      texttype: false,
      click: function() {
      }
    },
    init: function(options) {
      var me = this

        me.root($($.parseTmpl(me.tpl, options)))
        .click(function(evt) {
          me.wrapclick(options.click, evt)
        })

        me.root().hover(function() {
        if (!me.root().hasClass('edui-disabled')) {
          me.root().toggleClass('edui-hover')
        }
      })

      return me
    },
    wrapclick: function(fn, evt) {
      if (!this.disabled()) {
        this.root().trigger('wrapclick')
            $.proxy(fn, this, evt)()
      }
      return this
    },
    label: function(text) {
      if (text === undefined) {
        return this.root().find('.edui-button-label').text()
        } else {
        this.root().find('.edui-button-label').text(text)
            return this
        }
    },
    disabled: function(state) {
      if (state === undefined) {
        return this.root().hasClass('edui-disabled')
      }
      this.root().toggleClass('edui-disabled', state)
        if (this.root().hasClass('edui-disabled')) {
        this.root().removeClass('edui-hover')
      }
      return this
    },
    active: function(state) {
      if (state === undefined) {
        return this.root().hasClass('edui-active')
      }
      this.root().toggleClass('edui-active', state)

      return this
    },
    mergeWith: function($obj) {
      var me = this
        me.data('$mergeObj', $obj)
        $obj.edui().data('$mergeObj', me.root())
        if (!$.contains(document.body, $obj[0])) {
        $obj.appendTo(me.root())
        }
      me.on('click', function() {
        me.wrapclick(function() {
          $obj.edui().show()
            })
      }).register('click', me.root(), function(evt) {
        $obj.hide()
      })
    }
  });
  // toolbar 类
  (function() {
    UM.ui.define('toolbar', {
      tpl: '<div class="edui-toolbar"  ><div class="edui-btn-toolbar" unselectable="on" onmousedown="return false"  ></div></div>',          
        init: function() {
        var $root = this.root($(this.tpl))
            this.data('$btnToolbar', $root.find('.edui-btn-toolbar'))
      },
      appendToBtnmenu: function(data) {
        var $cont = this.data('$btnToolbar')
            data = $.isArray(data) ? data : [data]
            $.each(data, function(i, $item) {
          $cont.append($item)
        })
      }
    })
})()

//menu 类
UM.ui.define('menu', {
    show: function($obj, dir, fnname, topOffset, leftOffset) {
      fnname = fnname || 'position'
        if (this.trigger('beforeshow') === false) {
        return
        } else{
        this.root().css($.extend({ display: 'block' }, $obj ? {
          top: $obj[fnname]().top + (dir == 'right' ? 0 : $obj.outerHeight()) - (topOffset || 0),
          left: $obj[fnname]().left + (dir == 'right' ? $obj.outerWidth() : 0) - (leftOffset || 0)
        } : {}))
        this.trigger('aftershow')
        }
    },
    hide: function(all) {
      var $parentmenu
        if (this.trigger('beforehide') === false) {
        return
        } else {
        if ($parentmenu = this.root().data('parentmenu')) {
          if ($parentmenu.data('parentmenu') || all)
            {$parentmenu.edui().hide();}
        }
        this.root().css('display', 'none')
            this.trigger('afterhide')
        }
    },
    attachTo: function($obj) {
      var me = this
        if (!$obj.data('$mergeObj')) {
        $obj.data('$mergeObj', me.root())
            $obj.on('wrapclick', function(evt) {
          me.show()
        })
            me.register('click', $obj, function(evt) {
          me.hide()
        })
            me.data('$mergeObj', $obj)
      }
    }
  })
//dropmenu 类
UM.ui.define('dropmenu', {
    tmpl: '<ul class="edui-dropdown-menu" aria-labelledby="dropdownMenu" >' +
        '<%for(var i=0,ci;ci=data[i++];){%>' +
        '<%if(ci.divider){%><li class="edui-divider"></li><%}else{%>' +
        '<li <%if(ci.active||ci.disabled){%>class="<%= ci.active|| \'\' %> <%=ci.disabled||\'\' %>" <%}%> data-value="<%= ci.value%>">' +
        '<a href="#" tabindex="-1"><em class="edui-dropmenu-checkbox"><i class="edui-icon-ok"></i></em><%= ci.label%></a>' +
        '</li><%}%>' +
        '<%}%>' +
        '</ul>',
    defaultOpt: {
      data: [],
      click: function() {

      }
    },
    init: function(options) {
      var me = this
        var eventName = {
        click: 1,
        mouseover: 1,
        mouseout: 1
      }

        this.root($($.parseTmpl(this.tmpl, options))).on('click', 'li[class!="edui-disabled edui-divider edui-dropdown-submenu"]', function(evt) {
        $.proxy(options.click, me, evt, $(this).data('value'), $(this))()
      }).find('li').each(function(i, el) {
        var $this = $(this)
                if (!$this.hasClass('edui-disabled edui-divider edui-dropdown-submenu')) {
          var data = options.data[i]
                    $.each(eventName, function(k) {
            data[k] && $this[k](function(evt) {
              $.proxy(data[k], el)(evt, data, me.root)
            })
          })
        }
      })
    },
    disabled: function(cb) {
      $('li[class!=edui-divider]', this.root()).each(function() {
        var $el = $(this)
            if (cb === true) {
          $el.addClass('edui-disabled')
        } else if ($.isFunction(cb)) {
          $el.toggleClass('edui-disabled', cb(li))
        } else {
          $el.removeClass('edui-disabled')
        }
      })
    },
    val: function(val) {
      var currentVal
        $('li[class!="edui-divider edui-disabled edui-dropdown-submenu"]', this.root()).each(function() {
        var $el = $(this)
            if (val === undefined) {
          if ($el.find('em.edui-dropmenu-checked').length) {
            currentVal = $el.data('value')
                    return false
          }
        } else {
          $el.find('em').toggleClass('edui-dropmenu-checked', $el.data('value') == val)
        }
      })
        if (val === undefined) {
        return currentVal
      }
    },
    addSubmenu: function(label, menu, index) {
      index = index || 0

        var $list = $('li[class!=edui-divider]', this.root())
        var $node = $('<li class="edui-dropdown-submenu"><a tabindex="-1" href="#">' + label + '</a></li>').append(menu)

        if (index >= 0 && index < $list.length) {
        $node.insertBefore($list[index])
        } else if (index < 0) {
        $node.insertBefore($list[0])
        } else if (index >= $list.length) {
        $node.appendTo($list)
        }
    }
  }, 'menu')
//splitbutton 类
///import button
UM.ui.define('splitbutton', {
    tpl: '<div class="edui-splitbutton <%if (name){%>edui-splitbutton-<%= name %><%}%>"  unselectable="on" <%if(title){%>data-original-title="<%=title%>"<%}%>><div class="edui-btn"  unselectable="on" ><%if(icon){%><div  unselectable="on" class="edui-icon-<%=icon%> edui-icon"></div><%}%><%if(text){%><%=text%><%}%></div>' +
            '<div  unselectable="on" class="edui-btn edui-dropdown-toggle" >' +
                '<div  unselectable="on" class="edui-caret"><\/div>' +
            '</div>' +
        '</div>',
    defaultOpt: {
      text: '',
      title: '',
      click: function() {}
    },
    init: function(options) {
      var me = this
        me.root($($.parseTmpl(me.tpl, options)))
        me.root().find('.edui-btn:first').click(function(evt) {
        if (!me.disabled()) {
          $.proxy(options.click, me)()
            }
      })
        me.root().find('.edui-dropdown-toggle').click(function() {
        if (!me.disabled()) {
          me.trigger('arrowclick')
        }
      })
        me.root().hover(function() {
        if (!me.root().hasClass('edui-disabled')) {
          me.root().toggleClass('edui-hover')
        }
      })

        return me
    },
    wrapclick: function(fn, evt) {
      if (!this.disabled()) {
        $.proxy(fn, this, evt)()
      }
      return this
    },
    disabled: function(state) {
      if (state === undefined) {
        return this.root().hasClass('edui-disabled')
      }
      this.root().toggleClass('edui-disabled', state).find('.edui-btn').toggleClass('edui-disabled', state)
        return this
    },
    active: function(state) {
      if (state === undefined) {
        return this.root().hasClass('edui-active')
      }
      this.root().toggleClass('edui-active', state).find('.edui-btn:first').toggleClass('edui-active', state)
        return this
    },
    mergeWith: function($obj) {
      var me = this
        me.data('$mergeObj', $obj)
        $obj.edui().data('$mergeObj', me.root())
        if (!$.contains(document.body, $obj[0])) {
        $obj.appendTo(me.root())
        }
      me.root().delegate('.edui-dropdown-toggle', 'click', function() {
        me.wrapclick(function() {
          $obj.edui().show()
            })
      })
        me.register('click', me.root().find('.edui-dropdown-toggle'), function(evt) {
        $obj.hide()
      })
    }
  })
/**
 * Created with JetBrains PhpStorm.
 * User: hn
 * Date: 13-7-10
 * Time: 下午3:07
 * To change this template use File | Settings | File Templates.
 */
UM.ui.define('colorsplitbutton', {

    tpl: '<div class="edui-splitbutton <%if (name){%>edui-splitbutton-<%= name %><%}%>"  unselectable="on" <%if(title){%>data-original-title="<%=title%>"<%}%>><div class="edui-btn"  unselectable="on" ><%if(icon){%><div  unselectable="on" class="edui-icon-<%=icon%> edui-icon"></div><%}%><div class="edui-splitbutton-color-label" <%if (color) {%>style="background: <%=color%>"<%}%>></div><%if(text){%><%=text%><%}%></div>' +
            '<div  unselectable="on" class="edui-btn edui-dropdown-toggle" >' +
            '<div  unselectable="on" class="edui-caret"><\/div>' +
            '</div>' +
            '</div>',
    defaultOpt: {
      color: ''
    },
    init: function(options) {
      var me = this

        me.supper.init.call(me, options)

    },
    colorLabel: function() {
      return this.root().find('.edui-splitbutton-color-label')
    }

  }, 'splitbutton')
//popup 类
UM.ui.define('popup', {
    tpl: '<div class="edui-dropdown-menu edui-popup"' +
        '<%if(!<%=stopprop%>){%>onmousedown="return false"<%}%>' +
        '><div class="edui-popup-body" unselectable="on" onmousedown="return false"><%=subtpl%></div>' +
        '<div class="edui-popup-caret"></div>' +
        '</div>',
    defaultOpt: {
      stopprop: false,
      subtpl: '',
      width: '',
      height: ''
    },
    init: function(options) {
      this.root($($.parseTmpl(this.tpl, options)))
        return this
    },
    mergeTpl: function(data) {
      return $.parseTmpl(this.tpl, { subtpl: data })
    },
    show: function($obj, posObj) {
      if (!posObj) posObj = {}

        var fnname = posObj.fnname || 'position'
        if (this.trigger('beforeshow') === false) {
        return
        } else {
        this.root().css($.extend({ display: 'block' }, $obj ? {
          top: $obj[fnname]().top + (posObj.dir == 'right' ? 0 : $obj.outerHeight()) - (posObj.offsetTop || 0),
          left: $obj[fnname]().left + (posObj.dir == 'right' ? $obj.outerWidth() : 0) - (posObj.offsetLeft || 0),
          position: 'absolute'
        } : {}))

            this.root().find('.edui-popup-caret').css({
          top: posObj.caretTop || 0,
          left: posObj.caretLeft || 0,
          position: 'absolute'
        }).addClass(posObj.caretDir || 'up')
      }
      this.trigger('aftershow')
    },
    hide: function() {
      this.root().css('display', 'none')
        this.trigger('afterhide')
    },
    attachTo: function($obj, posObj) {
      var me = this
      if (!$obj.data('$mergeObj')) {
        $obj.data('$mergeObj', me.root())
            $obj.on('wrapclick', function(evt) {
          me.show($obj, posObj)
        })
            me.register('click', $obj, function(evt) {
          me.hide()
        })
            me.data('$mergeObj', $obj)
      }
    },
    getBodyContainer: function() {
      return this.root().find('.edui-popup-body')
    }
  })
//scale 类
UM.ui.define('scale', {
    tpl: '<div class="edui-scale" unselectable="on">' +
        '<span class="edui-scale-hand0"></span>' +
        '<span class="edui-scale-hand1"></span>' +
        '<span class="edui-scale-hand2"></span>' +
        '<span class="edui-scale-hand3"></span>' +
        '<span class="edui-scale-hand4"></span>' +
        '<span class="edui-scale-hand5"></span>' +
        '<span class="edui-scale-hand6"></span>' +
        '<span class="edui-scale-hand7"></span>' +
        '</div>',
    defaultOpt: {
      $doc: $(document),
      $wrap: $(document)
    },
    init: function(options) {
      if (options.$doc) this.defaultOpt.$doc = options.$doc
        if (options.$wrap) this.defaultOpt.$wrap = options.$wrap
        this.root($($.parseTmpl(this.tpl, options)))
        this.initStyle()
        this.startPos = this.prePos = { x: 0, y: 0 }
        this.dragId = -1
        return this
    },
    initStyle: function() {
      utils.cssRule('edui-style-scale', '.edui-scale{display:none;position:absolute;border:1px solid #38B2CE;cursor:hand;}' +
            '.edui-scale span{position:absolute;left:0;top:0;width:7px;height:7px;overflow:hidden;font-size:0px;display:block;background-color:#3C9DD0;}' +
            '.edui-scale .edui-scale-hand0{cursor:nw-resize;top:0;margin-top:-4px;left:0;margin-left:-4px;}' +
            '.edui-scale .edui-scale-hand1{cursor:n-resize;top:0;margin-top:-4px;left:50%;margin-left:-4px;}' +
            '.edui-scale .edui-scale-hand2{cursor:ne-resize;top:0;margin-top:-4px;left:100%;margin-left:-3px;}' +
            '.edui-scale .edui-scale-hand3{cursor:w-resize;top:50%;margin-top:-4px;left:0;margin-left:-4px;}' +
            '.edui-scale .edui-scale-hand4{cursor:e-resize;top:50%;margin-top:-4px;left:100%;margin-left:-3px;}' +
            '.edui-scale .edui-scale-hand5{cursor:sw-resize;top:100%;margin-top:-3px;left:0;margin-left:-4px;}' +
            '.edui-scale .edui-scale-hand6{cursor:s-resize;top:100%;margin-top:-3px;left:50%;margin-left:-4px;}' +
            '.edui-scale .edui-scale-hand7{cursor:se-resize;top:100%;margin-top:-3px;left:100%;margin-left:-3px;}')
    },
    _eventHandler: function(e) {
      var me = this,
        $doc = me.defaultOpt.$doc
        switch (e.type) {
        case 'mousedown':
          var hand = e.target || e.srcElement, hand
                if (hand.className.indexOf('edui-scale-hand') != -1) {
            me.dragId = hand.className.slice(-1)
                    me.startPos.x = me.prePos.x = e.clientX
                    me.startPos.y = me.prePos.y = e.clientY
                    $doc.bind('mousemove', $.proxy(me._eventHandler, me))
                }
          break
            case 'mousemove':
          if (me.dragId != -1) {
            me.updateContainerStyle(me.dragId, { x: e.clientX - me.prePos.x, y: e.clientY - me.prePos.y })
                    me.prePos.x = e.clientX
                    me.prePos.y = e.clientY
                    me.updateTargetElement()
                }
          break
            case 'mouseup':
          if (me.dragId != -1) {
            me.dragId = -1
                    me.updateTargetElement()
                    var $target = me.data('$scaleTarget')
                    if ($target.parent()) me.attachTo(me.data('$scaleTarget'))
                }
          $doc.unbind('mousemove', $.proxy(me._eventHandler, me))
                break;
        default:
          break
        }
    },
    updateTargetElement: function() {
      var me = this,
        $root = me.root(),
        $target = me.data('$scaleTarget')
        $target.css({ width: $root.width(), height: $root.height() })
        me.attachTo($target)
    },
    updateContainerStyle: function(dir, offset) {
      var me = this,
        $dom = me.root(),
        tmp,
        rect = [
          // [left, top, width, height]
          [0, 0, -1, -1],
          [0, 0, 0, -1],
          [0, 0, 1, -1],
          [0, 0, -1, 0],
          [0, 0, 1, 0],
          [0, 0, -1, 1],
          [0, 0, 0, 1],
          [0, 0, 1, 1]
        ]

        if (rect[dir][0] != 0) {
        tmp = parseInt($dom.offset().left) + offset.x
            $dom.css('left', me._validScaledProp('left', tmp))
        }
      if (rect[dir][1] != 0) {
        tmp = parseInt($dom.offset().top) + offset.y
            $dom.css('top', me._validScaledProp('top', tmp))
        }
      if (rect[dir][2] != 0) {
        tmp = $dom.width() + rect[dir][2] * offset.x
            $dom.css('width', me._validScaledProp('width', tmp))
        }
      if (rect[dir][3] != 0) {
        tmp = $dom.height() + rect[dir][3] * offset.y
            $dom.css('height', me._validScaledProp('height', tmp))
        }
    },
    _validScaledProp: function(prop, value) {
      var $ele = this.root(),
        $wrap = this.defaultOpt.$doc,
        calc = function(val, a, b) {
          return (val + a) > b ? b - a : value
            };

      value = isNaN(value) ? 0 : value
        switch (prop) {
        case 'left':
          return value < 0 ? 0 : calc(value, $ele.width(), $wrap.width())
            case 'top':
          return value < 0 ? 0 : calc(value, $ele.height(), $wrap.height())
            case 'width':
          return value <= 0 ? 1 : calc(value, $ele.offset().left, $wrap.width())
            case 'height':
          return value <= 0 ? 1 : calc(value, $ele.offset().top, $wrap.height())
        }
    },
    show: function($obj) {
      var me = this
        if ($obj) me.attachTo($obj)
        me.root().bind('mousedown', $.proxy(me._eventHandler, me))
        me.defaultOpt.$doc.bind('mouseup', $.proxy(me._eventHandler, me))
        me.root().show()
        me.trigger('aftershow')
    },
    hide: function() {
      var me = this
        me.root().unbind('mousedown', $.proxy(me._eventHandler, me))
        me.defaultOpt.$doc.unbind('mouseup', $.proxy(me._eventHandler, me))
        me.root().hide()
        me.trigger('afterhide')
    },
    attachTo: function($obj) {
      var me = this,
        imgPos = $obj.offset(),
        $root = me.root(),
        $wrap = me.defaultOpt.$wrap,
        posObj = $wrap.offset()

        me.data('$scaleTarget', $obj)
        me.root().css({
        position: 'absolute',
        width: $obj.width(),
        height: $obj.height(),
        left: imgPos.left - posObj.left - parseInt($wrap.css('border-left-width')) - parseInt($root.css('border-left-width')),
        top: imgPos.top - posObj.top - parseInt($wrap.css('border-top-width')) - parseInt($root.css('border-top-width'))
      })
    },
    getScaleTarget: function() {
      return this.data('$scaleTarget')[0]
    }
  })
//colorpicker 类
UM.ui.define('colorpicker', {
    tpl: function(opt) {
      var COLORS = (
        'ffffff,000000,eeece1,1f497d,4f81bd,c0504d,9bbb59,8064a2,4bacc6,f79646,' +
                'f2f2f2,7f7f7f,ddd9c3,c6d9f0,dbe5f1,f2dcdb,ebf1dd,e5e0ec,dbeef3,fdeada,' +
                'd8d8d8,595959,c4bd97,8db3e2,b8cce4,e5b9b7,d7e3bc,ccc1d9,b7dde8,fbd5b5,' +
                'bfbfbf,3f3f3f,938953,548dd4,95b3d7,d99694,c3d69b,b2a2c7,92cddc,fac08f,' +
                'a5a5a5,262626,494429,17365d,366092,953734,76923c,5f497a,31859b,e36c09,' +
                '7f7f7f,0c0c0c,1d1b10,0f243e,244061,632423,4f6128,3f3151,205867,974806,' +
                'c00000,ff0000,ffc000,ffff00,92d050,00b050,00b0f0,0070c0,002060,7030a0,').split(',')

        var html = '<div unselectable="on" onmousedown="return false" class="edui-colorpicker<%if (name){%> edui-colorpicker-<%=name%><%}%>" >' +
            '<table unselectable="on" onmousedown="return false">' +
            '<tr><td colspan="10">' + opt.lang_themeColor + '</td> </tr>' +
            '<tr class="edui-colorpicker-firstrow" >'

        for (var i = 0; i < COLORS.length; i++) {
        if (i && i % 10 === 0) {
          html += '</tr>' + (i == 60 ? '<tr><td colspan="10">' + opt.lang_standardColor + '</td></tr>' : '') + '<tr' + (i == 60 ? ' class="edui-colorpicker-firstrow"' : '') + '>'
            }
        html += i < 70 ? '<td><a unselectable="on" onmousedown="return false" title="' + COLORS[i] + '" class="edui-colorpicker-colorcell"' +
                ' data-color="#' + COLORS[i] + '"' +
                ' style="background-color:#' + COLORS[i] + ';border:solid #ccc;' +
                (i < 10 || i >= 60 ? 'border-width:1px;'
                    : i >= 10 && i < 20 ? 'border-width:1px 1px 0 1px;'
                        : 'border-width:0 1px 0 1px;') +
                '"' +
                '></a></td>' : ''
        }
      html += '</tr></table></div>'
        return html
    },
    init: function(options) {
      var me = this
        me.root($($.parseTmpl(me.supper.mergeTpl(me.tpl(options)), options)))

        me.root().on('click', function(e) {
        me.trigger('pickcolor', $(e.target).data('color'))
        })
    }
  }, 'popup');
  /**
 * Created with JetBrains PhpStorm.
 * User: hn
 * Date: 13-5-29
 * Time: 下午8:01
 * To change this template use File | Settings | File Templates.
 */

  (function() {
    var widgetName = 'combobox',
      itemClassName = 'edui-combobox-item',
      HOVER_CLASS = 'edui-combobox-item-hover',
      ICON_CLASS = 'edui-combobox-checked-icon',
      labelClassName = 'edui-combobox-item-label'

    UM.ui.define(widgetName, (function() {
      return {
        tpl: "<ul class=\"dropdown-menu edui-combobox-menu<%if (comboboxName!=='') {%> edui-combobox-<%=comboboxName%><%}%>\" unselectable=\"on\" onmousedown=\"return false\" role=\"menu\" aria-labelledby=\"dropdownMenu\">" +
                '<%if(autoRecord) {%>' +
                '<%for( var i=0, len = recordStack.length; i<len; i++ ) {%>' +
                '<%var index = recordStack[i];%>' +
                '<li class="<%=itemClassName%><%if( selected == index ) {%> edui-combobox-checked<%}%>" data-item-index="<%=index%>" unselectable="on" onmousedown="return false">' +
                '<span class="edui-combobox-icon" unselectable="on" onmousedown="return false"></span>' +
                '<label class="<%=labelClassName%>" style="<%=itemStyles[ index ]%>" unselectable="on" onmousedown="return false"><%=items[index]%></label>' +
                '</li>' +
                '<%}%>' +
                '<%if( i ) {%>' +
                '<li class="edui-combobox-item-separator"></li>' +
                '<%}%>' +
                '<%}%>' +
                '<%for( var i=0, label; label = items[i]; i++ ) {%>' +
                '<li class="<%=itemClassName%><%if( selected == i ) {%> edui-combobox-checked<%}%> edui-combobox-item-<%=i%>" data-item-index="<%=i%>" unselectable="on" onmousedown="return false">' +
                '<span class="edui-combobox-icon" unselectable="on" onmousedown="return false"></span>' +
                '<label class="<%=labelClassName%>" style="<%=itemStyles[ i ]%>" unselectable="on" onmousedown="return false"><%=label%></label>' +
                '</li>' +
                '<%}%>' +
                '</ul>',
        defaultOpt: {
          // 记录栈初始列表
          recordStack: [],
          // 可用项列表
          items: [],
		        // item对应的值列表
          value: [],
          comboboxName: '',
          selected: '',
          // 自动记录
          autoRecord: true,
          // 最多记录条数
          recordCount: 5
        },
        init: function(options) {
          var me = this

                $.extend(me._optionAdaptation(options), me._createItemMapping(options.recordStack, options.items), {
            itemClassName: itemClassName,
            iconClass: ICON_CLASS,
            labelClassName: labelClassName
          })

                this._transStack(options)

                me.root($($.parseTmpl(me.tpl, options)))

                this.data('options', options).initEvent()

            },
        initEvent: function() {
          var me = this

                me.initSelectItem()

                this.initItemActive()

            },
        /**
             * 初始化选择项
             */
        initSelectItem: function() {
          var me = this,
            labelClass = '.' + labelClassName

                me.root().delegate('.' + itemClassName, 'click', function() {
            var $li = $(this),
              index = $li.attr('data-item-index')

                    me.trigger('comboboxselect', {
              index: index,
              label: $li.find(labelClass).text(),
              value: me.data('options').value[ index ]
            }).select(index)

                    me.hide()

                    return false

                })

            },
        initItemActive: function() {
          var fn = {
            mouseenter: 'addClass',
            mouseleave: 'removeClass'
          }
                if ($.IE6) {
            this.root().delegate('.' + itemClassName, 'mouseenter mouseleave', function(evt) {
              $(this)[ fn[ evt.type ] ](HOVER_CLASS)
                    }).one('afterhide', function() {
            })
                }
        },
        /**
             * 选择给定索引的项
             * @param index 项索引
             * @returns {*} 如果存在对应索引的项，则返回该项；否则返回null
             */
        select: function(index) {
          var itemCount = this.data('options').itemCount,
            items = this.data('options').autowidthitem

                if (items && !items.length) {
            items = this.data('options').items
                }

          if (itemCount == 0) {
            return null
                }

          if (index < 0) {
            index = itemCount + index % itemCount

                } else if (index >= itemCount) {
            index = itemCount - 1

                }

          this.trigger('changebefore', items[ index ])

                this._update(index)

                this.trigger('changeafter', items[ index ])

                return null

            },
        selectItemByLabel: function(label) {
          var itemMapping = this.data('options').itemMapping,
            me = this,
            index = null

                !$.isArray(label) && (label = [label])

                $.each(label, function(i, item) {
            index = itemMapping[ item ]

                    if (index !== undefined) {
              me.select(index)
                        return false

                    }
          })

            },
        /**
             * 转换记录栈
             */
        _transStack: function(options) {
          var temp = [],
            itemIndex = -1,
            selected = -1

                $.each(options.recordStack, function(index, item) {
            itemIndex = options.itemMapping[ item ]

                    if ($.isNumeric(itemIndex)) {
              temp.push(itemIndex)

                        //selected的合法性检测
                        if (item == options.selected) {
                selected = itemIndex
                        }
            }
          })

                options.recordStack = temp
                options.selected = selected
                temp = null

            },
        _optionAdaptation: function(options) {
          if (!('itemStyles' in options)) {
            options.itemStyles = []

                    for (var i = 0, len = options.items.length; i < len; i++) {
              options.itemStyles.push('')
                    }
          }

          options.autowidthitem = options.autowidthitem || options.items
                options.itemCount = options.items.length

                return options

            },
        _createItemMapping: function(stackItem, items) {
          var temp = {},
            result = {
              recordStack: [],
              mapping: {}
            }

                $.each(items, function(index, item) {
            temp[ item ] = index
                })

                result.itemMapping = temp

                $.each(stackItem, function(index, item) {
            if (temp[ item ] !== undefined) {
              result.recordStack.push(temp[ item ])
                        result.mapping[ item ] = temp[ item ]
                    }
          })

                return result

            },
        _update: function(index) {
          var options = this.data('options'),
            newStack = [],
            newChilds = null

                $.each(options.recordStack, function(i, item) {
            if (item != index) {
              newStack.push(item)
                    }
          })

                //压入最新的记录
                newStack.unshift(index)

                if (newStack.length > options.recordCount) {
            newStack.length = options.recordCount
                }

          options.recordStack = newStack
                options.selected = index

                newChilds = $($.parseTmpl(this.tpl, options))

                //重新渲染
                this.root().html(newChilds.html())

                newChilds = null
                newStack = null

            }
      }

    })(), 'menu')

})();

  /**
 * Combox 抽象基类
 * User: hn
 * Date: 13-5-29
 * Time: 下午8:01
 * To change this template use File | Settings | File Templates.
 */

  (function() {
    var widgetName = 'buttoncombobox'

    UM.ui.define(widgetName, (function() {
      return {
        defaultOpt: {
          // 按钮初始文字
          label: '',
          title: ''
        },
        init: function(options) {
          var me = this

                var btnWidget = $.eduibutton({
            caret: true,
            name: options.comboboxName,
            title: options.title,
            text: options.label,
            click: function() {
              me.show(this.root())
                    }
          })

                me.supper.init.call(me, options)

                //监听change， 改变button显示内容
                me.on('changebefore', function(e, label) {
            btnWidget.eduibutton('label', label)
                })

                me.data('button', btnWidget)

                me.attachTo(btnWidget)
        },
        button: function() {
          return this.data('button')
            }
      }
    })(), 'combobox')

})()

/*modal 类*/
UM.ui.define('modal', {
    tpl: '<div class="edui-modal" tabindex="-1" >' +
        '<div class="edui-modal-header">' +
        '<div class="edui-close" data-hide="modal"></div>' +
        '<h3 class="edui-title"><%=title%></h3>' +
        '</div>' +
        '<div class="edui-modal-body"  style="<%if(width){%>width:<%=width%>px;<%}%>' +
        '<%if(height){%>height:<%=height%>px;<%}%>">' +
        ' </div>' +
        '<% if(cancellabel || oklabel) {%>' +
        '<div class="edui-modal-footer">' +
        '<div class="edui-modal-tip"></div>' +
        '<%if(oklabel){%><div class="edui-btn edui-btn-primary" data-ok="modal"><%=oklabel%></div><%}%>' +
        '<%if(cancellabel){%><div class="edui-btn" data-hide="modal"><%=cancellabel%></div><%}%>' +
        '</div>' +
        '<%}%></div>',
    defaultOpt: {
      title: '',
      cancellabel: '',
      oklabel: '',
      width: '',
      height: '',
      backdrop: true,
      keyboard: true
    },
    init: function(options) {
      var me = this

        me.root($($.parseTmpl(me.tpl, options || {})))

        me.data('options', options)
        if (options.okFn) {
        me.on('ok', $.proxy(options.okFn, me))
      }
      if (options.cancelFn) {
        me.on('beforehide', $.proxy(options.cancelFn, me))
      }

      me.root().delegate('[data-hide="modal"]', 'click', $.proxy(me.hide, me))
        .delegate('[data-ok="modal"]', 'click', $.proxy(me.ok, me))

        $('[data-hide="modal"],[data-ok="modal"]', me.root()).hover(function() {
        $(this).toggleClass('edui-hover')
      })
    },
    toggle: function() {
      var me = this
        return me[!me.data('isShown') ? 'show' : 'hide']()
    },
    show: function() {
      var me = this

        me.trigger('beforeshow')

        if (me.data('isShown')) return

        me.data('isShown', true)

        me.escape()

        me.backdrop(function() {
        me.autoCenter()
            me.root()
          .show()
          .focus()
          .trigger('aftershow')
        })
    },
    showTip: function(text) {
      $('.edui-modal-tip', this.root()).html(text).fadeIn()
    },
    hideTip: function(text) {
      $('.edui-modal-tip', this.root()).fadeOut(function() {
        $(this).html('')
        })
    },
    autoCenter: function() {
      // ie6下不用处理了
      !$.IE6 && this.root().css('margin-left', -(this.root().width() / 2))
    },
    hide: function() {
      var me = this

        me.trigger('beforehide')

        if (!me.data('isShown')) return

        me.data('isShown', false)

        me.escape()

        me.hideModal()
    },
    escape: function() {
      var me = this
        if (me.data('isShown') && me.data('options').keyboard) {
        me.root().on('keyup', function(e) {
          e.which == 27 && me.hide()
            })
      } else if (!me.data('isShown')) {
        me.root().off('keyup')
        }
    },
    hideModal: function() {
      var me = this
        me.root().hide()
        me.backdrop(function() {
        me.removeBackdrop()
            me.trigger('afterhide')
        })
    },
    removeBackdrop: function() {
      this.$backdrop && this.$backdrop.remove()
        this.$backdrop = null
    },
    backdrop: function(callback) {
      var me = this
        if (me.data('isShown') && me.data('options').backdrop) {
        me.$backdrop = $('<div class="edui-modal-backdrop" />').click(
          me.data('options').backdrop == 'static'
                    ? $.proxy(me.root()[0].focus, me.root()[0])
            : $.proxy(me.hide, me)
        )
      }
      me.trigger('afterbackdrop')
        callback && callback()

    },
    attachTo: function($obj) {
      var me = this
      if (!$obj.data('$mergeObj')) {
        $obj.data('$mergeObj', me.root())
            $obj.on('click', function() {
          me.toggle($obj)
        })
            me.data('$mergeObj', $obj)
      }
    },
    ok: function() {
      var me = this
        me.trigger('beforeok')
        if (me.trigger('ok', me) === false) {
        return
        }
      me.hide()
    },
    getBodyContainer: function() {
      return this.root().find('.edui-modal-body')
    }
  })


/*tooltip 类*/
UM.ui.define('tooltip', {
    tpl: '<div class="edui-tooltip" unselectable="on" onmousedown="return false">' +
        '<div class="edui-tooltip-arrow" unselectable="on" onmousedown="return false"></div>' +
        '<div class="edui-tooltip-inner" unselectable="on" onmousedown="return false"></div>' +
        '</div>',
    init: function(options) {
      var me = this
        me.root($($.parseTmpl(me.tpl, options || {})))
    },
    content: function(e) {
      var me = this,
        title = $(e.currentTarget).attr('data-original-title')

        me.root().find('.edui-tooltip-inner')['text'](title)
    },
    position: function(e) {
      var me = this,
        $obj = $(e.currentTarget)

        me.root().css($.extend({ display: 'block' }, $obj ? {
        top: $obj.outerHeight(),
        left: (($obj.outerWidth() - me.root().outerWidth()) / 2)
      } : {}))
    },
    show: function(e) {
      if ($(e.currentTarget).hasClass('edui-disabled')) return

        var me = this
        me.content(e)
        me.root().appendTo($(e.currentTarget))
        me.position(e)
        me.root().css('display', 'block')
    },
    hide: function() {
      var me = this
        me.root().css('display', 'none')
    },
    attachTo: function($obj) {
      var me = this

        function tmp($obj) {
        var me = this

            if (!$.contains(document.body, me.root()[0])) {
          me.root().appendTo($obj)
            }

        me.data('tooltip', me.root())

            $obj.each(function() {
          if ($(this).attr('data-original-title')) {
            $(this).on('mouseenter', $.proxy(me.show, me))
              .on('mouseleave click', $.proxy(me.hide, me))
          }
        })

        }

      if ($.type($obj) === 'undefined') {
        $('[data-original-title]').each(function(i, el) {
          tmp.call(me, $(el))
            })
      } else {
        if (!$obj.data('tooltip')) {
          tmp.call(me, $obj)
            }
      }
    }
  })

/*tab 类*/
UM.ui.define('tab', {
    init: function(options) {
      var me = this,
        slr = options.selector

        if ($.type(slr)) {
        me.root($(slr, options.context))
            me.data('context', options.context)

            $(slr, me.data('context')).on('click', function(e) {
          me.show(e)
            })
        }
    },
    show: function(e) {
      var me = this,
        $cur = $(e.target),
        $ul = $cur.closest('ul'),
        selector,
        previous,
        $target,
        e

        selector = $cur.attr('data-context')
        selector = selector && selector.replace(/.*(?=#[^\s]*$)/, '')

        var $tmp = $cur.parent('li')

        if (!$tmp.length || $tmp.hasClass('edui-active')) return

        previous = $ul.find('.edui-active:last a')[0]

        e = $.Event('beforeshow', {
        target: $cur[0],
        relatedTarget: previous
      })

        me.trigger(e)

        if (e.isDefaultPrevented()) return

        $target = $(selector, me.data('context'))

        me.activate($cur.parent('li'), $ul)
        me.activate($target, $target.parent(), function() {
        me.trigger({
          type: 'aftershow', relatedTarget: previous
        })
      })
    },
    activate: function(element, container, callback) {
      if (element === undefined) {
        return $('.edui-tab-item.edui-active', this.root()).index()
        }

      var $active = container.find('> .edui-active')

        $active.removeClass('edui-active')

        element.addClass('edui-active')

        callback && callback()
    }
  })


//button 类
UM.ui.define('separator', {
    tpl: '<div class="edui-separator" unselectable="on" onmousedown="return false" ></div>',
    init: function(options) {
      var me = this
        me.root($($.parseTmpl(me.tpl, options)))
        return me
    }
  });
  /**
 * @file adapter.js
 * @desc adapt ui to editor
 * @import core/Editor.js, core/utils.js
 */

  (function() {
    var _editorUI = {},
      _editors = {},
      _readyFn = [],
      _activeWidget = null,
      _widgetData = {},
      _widgetCallBack = {},
      _cacheUI = {},
      _maxZIndex = null

    utils.extend(UM, {
      defaultWidth: 500,
      defaultHeight: 500,
      registerUI: function(name, fn) {
        utils.each(name.split(/\s+/), function(uiname) {
          _editorUI[uiname] = fn
            })
      },

      setEditor: function(editor) {
        !_editors[editor.id] && (_editors[editor.id] = editor)
        },
      registerWidget: function(name, pro, cb) {
        _widgetData[name] = $.extend2(pro, {
          $root: '',
          _preventDefault: false,
          root: function($el) {
            return this.$root || (this.$root = $el)
                },
          preventDefault: function() {
            this._preventDefault = true
                },
          clear: false
        })
            if (cb) {
          _widgetCallBack[name] = cb
            }
      },
      getWidgetData: function(name) {
        return _widgetData[name]
      },
      setWidgetBody: function(name, $widget, editor) {
        if (!editor._widgetData) {
          utils.extend(editor, {
            _widgetData: {},
            getWidgetData: function(name) {
              return this._widgetData[name]
                    },
            getWidgetCallback: function(widgetName) {
              var me = this
                        return function() {
                return _widgetCallBack[widgetName].apply(me, [me, $widget].concat(Array.prototype.slice.call(arguments, 0)))
              }
            }
          })
        }
        var pro = _widgetData[name]
            if (!pro) {
          return null
            }
        pro = editor._widgetData[name]
            if (!pro) {
          pro = _widgetData[name]
                pro = editor._widgetData[name] = $.type(pro) == 'function' ? pro : utils.clone(pro)
            }

        pro.root($widget.edui().getBodyContainer())

            pro.initContent(editor, $widget)
            if (!pro._preventDefault) {
          pro.initEvent(editor, $widget)
            }

        pro.width && $widget.width(pro.width)


        },
      setActiveWidget: function($widget) {
        _activeWidget = $widget
        },
      getEditor: function(id, options) {
        var editor = _editors[id] || (_editors[id] = this.createEditor(id, options))
            _maxZIndex = _maxZIndex ? Math.max(editor.getOpt('zIndex'), _maxZIndex) : editor.getOpt('zIndex')
            return editor
        },
      setTopEditor: function(editor) {
        $.each(_editors, function(i, o) {
          if (editor == o) {
            editor.$container && editor.$container.css('zIndex', _maxZIndex + 1)
                } else {
            o.$container && o.$container.css('zIndex', o.getOpt('zIndex'))
                }
        })
        },
      clearCache: function(id) {
        if (_editors[id]) {
          delete _editors[id]
        }
      },
      delEditor: function(id) {
        var editor
            if (editor = _editors[id]) {
          editor.destroy()
            }
      },
      ready: function(fn) {
        _readyFn.push(fn)
        },
      createEditor: function(id, opt) {
        var editor = new UM.Editor(opt)
            var T = this

            editor.langIsReady ? $.proxy(renderUI, T)() : editor.addListener('langReady', $.proxy(renderUI, T))
            function renderUI() {
          var $container = this.createUI('#' + id, editor)
                editor.key = id
                editor.ready(function() {
            $.each(_readyFn, function(index, fn) {
              $.proxy(fn, editor)()
                    })
                })
                var options = editor.options
                if (options.initialFrameWidth) {
            options.minFrameWidth = options.initialFrameWidth
          }else {
            options.minFrameWidth = options.initialFrameWidth = editor.$body.width() || UM.defaultWidth
                }

          $container.css({
            width: options.initialFrameWidth,
            zIndex: editor.getOpt('zIndex')
          })

                //ie6下缓存图片
                UM.browser.ie && UM.browser.version === 6 && document.execCommand('BackgroundImageCache', false, true)

                editor.render(id)


                //添加tooltip;
                $.eduitooltip && $.eduitooltip('attachTo', $('[data-original-title]', $container)).css('z-index', editor.getOpt('zIndex') + 1)

                $container.find('a').click(function(evt) {
            evt.preventDefault()
          })

                editor.fireEvent('afteruiready')
            }

        return editor

        },
      createUI: function(id, editor) {
        var $editorCont = $(id),
          $container = $('<div class="edui-container"><div class="edui-editor-body"></div></div>').insertBefore($editorCont)
            editor.$container = $container
            editor.container = $container[0]

            editor.$body = $editorCont

            //修正在ie9+以上的版本中，自动长高收起时的，残影问题
            if (browser.ie && browser.ie9above) {
          var $span = $('<span style="padding:0;margin:0;height:0;width:0"></span>')
                $span.insertAfter($container)
            }
        // 初始化注册的ui组件
        $.each(_editorUI, function(n, v) {
          var widget = v.call(editor, n)
                if (widget) {
            _cacheUI[n] = widget
                }
        })

            $container.find('.edui-editor-body').append($editorCont).before(this.createToolbar(editor.options, editor))

            $container.find('.edui-toolbar').append($('<div class="edui-dialog-container"></div>'))


            return $container
        },
      createToolbar: function(options, editor) {
        var $toolbar = $.eduitoolbar(), toolbar = $toolbar.edui()
            //创建下来菜单列表

            if (options.toolbar && options.toolbar.length) {
          var btns = []
                $.each(options.toolbar, function(i, uiNames) {
            $.each(uiNames.split(/\s+/), function(index, name) {
              if (name == '|') {
                $.eduiseparator && btns.push($.eduiseparator())
                        } else{
                var ui = _cacheUI[name]
                            if (name == 'fullscreen') {
                  ui && btns.unshift(ui)
                            }else {
                  ui && btns.push(ui)
                            }
              }
            })
                    btns.length && toolbar.appendToBtnmenu(btns)
                })
            } else {
          $toolbar.find('.edui-btn-toolbar').remove()
        }
        return $toolbar
        }

    })
  })()



UM.registerUI('bold italic redo undo underline strikethrough superscript subscript insertorderedlist insertunorderedlist ' +
    'cleardoc selectall link unlink print preview justifyleft justifycenter justifyright justifyfull removeformat horizontal drafts',
  function(name) {
    var me = this
        var $btn = $.eduibutton({
      icon: name,
      click: function() {
        me.execCommand(name)
            },
      title: this.getLang('labelMap')[name] || ''
    })

        this.addListener('selectionchange', function() {
      var state = this.queryCommandState(name)
            $btn.edui().disabled(state == -1).active(state == 1)
    })
        return $btn
    }
  );

  /**
 * 全屏组件
 */

  (function() {
    // 状态缓存
    var STATUS_CACHE = {},
      // 状态值列表
      STATUS_LIST = ['width', 'height', 'position', 'top', 'left', 'margin', 'padding', 'overflowX', 'overflowY'],
      CONTENT_AREA_STATUS = {},
      // 页面状态
      DOCUMENT_STATUS = {},
      DOCUMENT_ELEMENT_STATUS = {},

      FULLSCREENS = {}


    UM.registerUI('fullscreen', function(name) {
      var me = this,
        $button = $.eduibutton({
          'icon': 'fullscreen',
          'title': (me.options.labelMap && me.options.labelMap[name]) || me.getLang('labelMap.' + name),
          'click': function() {
            // 切换
            me.execCommand(name)
                    UM.setTopEditor(me)
                }
        })

        me.addListener('selectionchange', function() {
        var state = this.queryCommandState(name)
            $button.edui().disabled(state == -1).active(state == 1)

        })

        //切换至全屏
        me.addListener('ready', function() {
        me.options.fullscreen && Fullscreen.getInstance(me).toggle()

        })

        return $button

    })

    UM.commands[ 'fullscreen' ] = {

      execCommand: function(cmdName) {
        Fullscreen.getInstance(this).toggle()

        },
      queryCommandState: function(cmdName) {
        return this._edui_fullscreen_status
        },
      notNeedUndo: 1

    }

    function Fullscreen(editor) {
      var me = this

        if (!editor) {
        throw new Error('invalid params, notfound editor')
        }

      me.editor = editor

        //记录初始化的全屏组件
        FULLSCREENS[ editor.uid ] = this

        editor.addListener('destroy', function() {
        delete FULLSCREENS[ editor.uid ]
            me.editor = null
        })

    }

    Fullscreen.prototype = {

      /**
         * 全屏状态切换
         */
      toggle: function() {
        var editor = this.editor,
          // 当前编辑器的缩放状态
          _edui_fullscreen_status = this.isFullState()
            editor.fireEvent('beforefullscreenchange', !_edui_fullscreen_status)

            //更新状态
            this.update(!_edui_fullscreen_status)

            !_edui_fullscreen_status ? this.enlarge() : this.revert()

            editor.fireEvent('afterfullscreenchange', !_edui_fullscreen_status)
            if (editor.body.contentEditable === 'true') {
          editor.fireEvent('fullscreenchanged', !_edui_fullscreen_status)
            }

        editor.fireEvent('selectionchange')

        },
      /**
         * 执行放大
         */
      enlarge: function() {
        this.saveSataus()

            this.setDocumentStatus()

            this.resize()

        },
      /**
         * 全屏还原
         */
      revert: function() {
        // 还原CSS表达式
        var options = this.editor.options,
          height = /%$/.test(options.initialFrameHeight) ? '100%' : (options.initialFrameHeight - this.getStyleValue('padding-top') - this.getStyleValue('padding-bottom') - this.getStyleValue('border-width'))

            $.IE6 && this.getEditorHolder().style.setExpression('height', 'this.scrollHeight <= ' + height + ' ? "' + height + 'px" : "auto"')

            //还原容器状态
            this.revertContainerStatus()

            this.revertContentAreaStatus()

            this.revertDocumentStatus()

        },
      /**
         * 更新状态
         * @param isFull 当前状态是否是全屏状态
         */
      update: function(isFull) {
        this.editor._edui_fullscreen_status = isFull
        },
      /**
         * 调整当前编辑器的大小, 如果当前编辑器不处于全屏状态， 则不做调整
         */
      resize: function() {
        var $win = null,
          height = 0,
          width = 0,
          borderWidth = 0,
          paddingWidth = 0,
          editor = this.editor,
          me = this,
          bound = null,
          editorBody = null

            if (!this.isFullState()) {
          return
            }

        $win = $(window)
            width = $win.width()
            height = $win.height()
            editorBody = this.getEditorHolder()
            //文本编辑区border宽度
            borderWidth = parseInt(domUtils.getComputedStyle(editorBody, 'border-width'), 10) || 0
            //容器border宽度
            borderWidth += parseInt(domUtils.getComputedStyle(editor.container, 'border-width'), 10) || 0
            //容器padding
            paddingWidth += parseInt(domUtils.getComputedStyle(editorBody, 'padding-left'), 10) + parseInt(domUtils.getComputedStyle(editorBody, 'padding-right'), 10) || 0

            //干掉css表达式
            $.IE6 && editorBody.style.setExpression('height', null)

            bound = this.getBound()

            $(editor.container).css({
          width: width + 'px',
          height: height + 'px',
          position: !$.IE6 ? 'fixed' : 'absolute',
          top: bound.top,
          left: bound.left,
          margin: 0,
          padding: 0,
          overflowX: 'hidden',
          overflowY: 'hidden'
        })

            $(editorBody).css({
          width: width - 2 * borderWidth - paddingWidth + 'px',
          height: height - 2 * borderWidth - (editor.options.withoutToolbar ? 0 : $('.edui-toolbar', editor.container).outerHeight()) - $('.edui-bottombar', editor.container).outerHeight() + 'px',
          overflowX: 'hidden',
          overflowY: 'auto'
        })

        },
      /**
         * 保存状态
         */
      saveSataus: function() {
        var styles = this.editor.container.style,
          tmp = null,
          cache = {}

            for (var i = 0, len = STATUS_LIST.length; i < len; i++) {
          tmp = STATUS_LIST[ i ]
                cache[ tmp ] = styles[ tmp ]

            }

        STATUS_CACHE[ this.editor.uid ] = cache

            this.saveContentAreaStatus()
            this.saveDocumentStatus()

        },
      saveContentAreaStatus: function() {
        var $holder = $(this.getEditorHolder())

            CONTENT_AREA_STATUS[ this.editor.uid ] = {
          width: $holder.css('width'),
          overflowX: $holder.css('overflowX'),
          overflowY: $holder.css('overflowY'),
          height: $holder.css('height')
        }

        },
      /**
         * 保存与指定editor相关的页面的状态
         */
      saveDocumentStatus: function() {
        var $doc = $(this.getEditorDocumentBody())

            DOCUMENT_STATUS[ this.editor.uid ] = {
          overflowX: $doc.css('overflowX'),
          overflowY: $doc.css('overflowY')
        }
            DOCUMENT_ELEMENT_STATUS[ this.editor.uid ] = {
          overflowX: $(this.getEditorDocumentElement()).css('overflowX'),
          overflowY: $(this.getEditorDocumentElement()).css('overflowY')
        }

        },
      /**
         * 恢复容器状态
         */
      revertContainerStatus: function() {
        $(this.editor.container).css(this.getEditorStatus())
        },
      /**
         * 恢复编辑区状态
         */
      revertContentAreaStatus: function() {
        var holder = this.getEditorHolder(),
          state = this.getContentAreaStatus()

            if (this.supportMin()) {
          delete state.height
                holder.style.height = null
            }

        $(holder).css(state)
        },
      /**
         * 恢复页面状态
         */
      revertDocumentStatus: function() {
        var status = this.getDocumentStatus()
            $(this.getEditorDocumentBody()).css('overflowX', status.body.overflowX)
            $(this.getEditorDocumentElement()).css('overflowY', status.html.overflowY)

        },
      setDocumentStatus: function() {
        $(this.getEditorDocumentBody()).css({
          overflowX: 'hidden',
          overflowY: 'hidden'
        })
            $(this.getEditorDocumentElement()).css({
          overflowX: 'hidden',
          overflowY: 'hidden'
        })
        },
      /**
         * 检测当前编辑器是否处于全屏状态全屏状态
         * @returns {boolean} 是否处于全屏状态
         */
      isFullState: function() {
        return !!this.editor._edui_fullscreen_status
        },
      /**
         * 获取编辑器状态
         */
      getEditorStatus: function() {
        return STATUS_CACHE[ this.editor.uid ]
        },
      getContentAreaStatus: function() {
        return CONTENT_AREA_STATUS[ this.editor.uid ]
        },
      getEditorDocumentElement: function() {
        return this.editor.container.ownerDocument.documentElement
        },
      getEditorDocumentBody: function() {
        return this.editor.container.ownerDocument.body
        },
      /**
         * 获取编辑区包裹对象
         */
      getEditorHolder: function() {
        return this.editor.body
        },
      /**
         * 获取编辑器状态
         * @returns {*}
         */
      getDocumentStatus: function() {
        return {
          'body': DOCUMENT_STATUS[ this.editor.uid ],
          'html': DOCUMENT_ELEMENT_STATUS[ this.editor.uid ]
        }
        },
      supportMin: function() {
        var node = null

            if (!this._support) {
          node = document.createElement('div')

                this._support = 'minWidth' in node.style

                node = null

            }

        return this._support

        },
      getBound: function() {
        var tags = {
            html: true,
            body: true
          },
          result = {
            top: 0,
            left: 0
          },
          offsetParent = null

            if (!$.IE6) {
          return result
            }

        offsetParent = this.editor.container.offsetParent

            if (offsetParent && !tags[ offsetParent.nodeName.toLowerCase() ]) {
          tags = offsetParent.getBoundingClientRect()
                result.top = -tags.top
                result.left = -tags.left
            }

        return result

        },
      getStyleValue: function(attr) {
        return parseInt(domUtils.getComputedStyle(this.getEditorHolder() , attr))
        }
    }


    $.extend(Fullscreen, {
      /**
         * 监听resize
         */
      listen: function() {
        var timer = null

            if (Fullscreen._hasFullscreenListener) {
          return
            }

        Fullscreen._hasFullscreenListener = true

            $(window).on('resize', function() {
          if (timer !== null) {
            window.clearTimeout(timer)
                    timer = null
                }

          timer = window.setTimeout(function() {
            for (var key in FULLSCREENS) {
              FULLSCREENS[ key ].resize()
                    }

            timer = null

                }, 50)

            })

        },

      getInstance: function(editor) {
        if (!FULLSCREENS[editor.uid ]) {
          new Fullscreen(editor)
            }

        return FULLSCREENS[editor.uid ]

        }

    })

    //开始监听
    Fullscreen.listen()

})()
UM.registerUI('link image video map formula', function(name) {
    var me = this, currentRange, $dialog,
      opt = {
        title: (me.options.labelMap && me.options.labelMap[name]) || me.getLang('labelMap.' + name),
        url: me.options.UMEDITOR_HOME_URL + 'dialogs/' + name + '/' + name + '.js'
      }

    var $btn = $.eduibutton({
      icon: name,
      title: this.getLang('labelMap')[name] || ''
    })
    //加载模版数据
    utils.loadFile(document, {
      src: opt.url,
      tag: 'script',
      type: 'text/javascript',
      defer: 'defer'
    }, function() {
      // 调整数据
      var data = UM.getWidgetData(name)
        if (!data) return
        if (data.buttons) {
        var ok = data.buttons.ok
            if (ok) {
          opt.oklabel = ok.label || me.getLang('ok')
                if (ok.exec) {
            opt.okFn = function() {
              return $.proxy(ok.exec, null, me, $dialog)()
            }
          }
        }
        var cancel = data.buttons.cancel
            if (cancel) {
          opt.cancellabel = cancel.label || me.getLang('cancel')
                if (cancel.exec) {
            opt.cancelFn = function() {
              return $.proxy(cancel.exec, null, me, $dialog)()
            }
          }
        }
      }
      data.width && (opt.width = data.width)
        data.height && (opt.height = data.height)

        $dialog = $.eduimodal(opt)

        $dialog.attr('id', 'edui-dialog-' + name).addClass('edui-dialog-' + name)
        .find('.edui-modal-body').addClass('edui-dialog-' + name + '-body')

        $dialog.edui().on('beforehide', function() {
        var rng = me.selection.getRange()
            if (rng.equals(currentRange)) {
          rng.select()
        }
      }).on('beforeshow', function() {
        var $root = this.root(),
          win = null,
          offset = null
                currentRange = me.selection.getRange()
                if (!$root.parent()[0]) {
          me.$container.find('.edui-dialog-container').append($root)
                }

        // IE6下 特殊处理, 通过计算进行定位
        if ($.IE6) {
          win = {
            width: $(window).width(),
            height: $(window).height()
          }
                    offset = $root.parents('.edui-toolbar')[0].getBoundingClientRect()
                    $root.css({
            position: 'absolute',
            margin: 0,
            left: (win.width - $root.width()) / 2 - offset.left,
            top: 100 - offset.top
          })

                }
        UM.setWidgetBody(name, $dialog, me)
                UM.setTopEditor(me)
        }).on('afterbackdrop', function() {
        this.$backdrop.css('zIndex', me.getOpt('zIndex') + 1).appendTo(me.$container.find('.edui-dialog-container'))
        $dialog.css('zIndex', me.getOpt('zIndex') + 2)
      }).on('beforeok', function() {
        try {
          currentRange.select()
        } catch(e) {}
      }).attachTo($btn)
    })




    me.addListener('selectionchange', function() {
      var state = this.queryCommandState(name)
        $btn.edui().disabled(state == -1).active(state == 1)
    })
    return $btn
})
UM.registerUI('emotion formula', function(name) {
    var me = this,
      url = me.options.UMEDITOR_HOME_URL + 'dialogs/' + name + '/' + name + '.js'

    var $btn = $.eduibutton({
      icon: name,
      title: this.getLang('labelMap')[name] || ''
    })

    //加载模版数据
    utils.loadFile(document, {
      src: url,
      tag: 'script',
      type: 'text/javascript',
      defer: 'defer'
    }, function() {
      var opt = {
        url: url
      }
        //调整数据
        var data = UM.getWidgetData(name)

        data.width && (opt.width = data.width)
        data.height && (opt.height = data.height)

        $.eduipopup(opt).css('zIndex', me.options.zIndex + 1)
        .addClass('edui-popup-' + name)
        .edui()
        .on('beforeshow', function() {
          var $root = this.root()
                if (!$root.parent().length) {
            me.$container.find('.edui-dialog-container').append($root)
                }
          UM.setWidgetBody(name, $root, me)
                UM.setTopEditor(me)
            }).attachTo($btn, {
          offsetTop: -5,
          offsetLeft: 10,
          caretLeft: 11,
          caretTop: -8
        })
        me.addListener('selectionchange', function() {
        var state = this.queryCommandState(name)
            $btn.edui().disabled(state == -1).active(state == 1)
        })
    })
    return $btn

})
UM.registerUI('imagescale', function() {
    var me = this,
      $imagescale

    me.setOpt('imageScaleEnabled', true)

    if (browser.webkit && me.getOpt('imageScaleEnabled')) {
      me.addListener('click', function(type, e) {
        var range = me.selection.getRange(),
          img = range.getClosedNode(),
          target = e.target

            /* 点击第一个图片的后面,八个角不消失 fix:3652 */
            if (img && img.tagName == 'IMG' && target == img) {
          if (!$imagescale) {
            $imagescale = $.eduiscale({ '$wrap': me.$container }).css('zIndex', me.options.zIndex)
                    me.$container.append($imagescale)

                    var _keyDownHandler = function() {
                $imagescale.edui().hide()
                    }, _mouseDownHandler = function(e) {
                var ele = e.target || e.srcElement
                        if (ele && ele.className.indexOf('edui-scale') == -1) {
                  _keyDownHandler(e)
                        }
              }, timer

                    $imagescale.edui()
              .on('aftershow', function() {
                $(document).bind('keydown', _keyDownHandler)
                            $(document).bind('mousedown', _mouseDownHandler)
                            me.selection.getNative().removeAllRanges()
                        })
              .on('afterhide', function() {
                $(document).unbind('keydown', _keyDownHandler)
                            $(document).unbind('mousedown', _mouseDownHandler)
                            var target = $imagescale.edui().getScaleTarget()
                            if (target.parentNode) {
                  me.selection.getRange().selectNode(target).select()
                            }
              })
              .on('mousedown', function(e) {
                me.selection.getNative().removeAllRanges()
                            var ele = e.target || e.srcElement
                            if (ele && ele.className.indexOf('edui-scale-hand') == -1) {
                  timer = setTimeout(function() {
                    $imagescale.edui().hide()
                                }, 200)
                            }
              })
              .on('mouseup', function(e) {
                var ele = e.target || e.srcElement
                            if (ele && ele.className.indexOf('edui-scale-hand') == -1) {
                  clearTimeout(timer)
                            }
              })
                }
          $imagescale.edui().show($(img))

            } else {
          if ($imagescale && $imagescale.css('display') != 'none') $imagescale.edui().hide()

            }
      })

        me.addListener('click', function(type, e) {
        if (e.target.tagName == 'IMG') {
          var range = new dom.Range(me.document, me.body)
                range.selectNode(e.target).select()
            }
      })

    }
  })
UM.registerUI('autofloat', function() {
    var me = this,
      lang = me.getLang()
    me.setOpt({
      autoFloatEnabled: true,
      topOffset: 0
    })
    var optsAutoFloatEnabled = me.options.autoFloatEnabled !== false,
      topOffset = me.options.topOffset


    //如果不固定toolbar的位置，则直接退出
    if (!optsAutoFloatEnabled) {
      return
    }
    me.ready(function() {
      var LteIE6 = browser.ie && browser.version <= 6,
        quirks = browser.quirks

        function checkHasUI() {
        if (!UM.ui) {
          alert(lang.autofloatMsg)
                return 0
            }
        return 1
        }
      function fixIE6FixedPos() {
        var docStyle = document.body.style
            docStyle.backgroundImage = 'url("about:blank")'
            docStyle.backgroundAttachment = 'fixed'
        }
      var	bakCssText,
        placeHolder = document.createElement('div'),
        toolbarBox, orgTop,
        getPosition = function(element) {
          var bcr
                //trace  IE6下在控制编辑器显隐时可能会报错，catch一下
                try {
            bcr = element.getBoundingClientRect()
                } catch(e) {
            bcr = { left: 0, top: 0, height: 0, width: 0 }
          }
          var rect = {
            left: Math.round(bcr.left),
            top: Math.round(bcr.top),
            height: Math.round(bcr.bottom - bcr.top),
            width: Math.round(bcr.right - bcr.left)
          }
                var doc
                while ((doc = element.ownerDocument) !== document &&
                    (element = domUtils.getWindow(doc).frameElement)) {
            bcr = element.getBoundingClientRect()
                    rect.left += bcr.left
                    rect.top += bcr.top
                }
          rect.bottom = rect.top + rect.height
                rect.right = rect.left + rect.width
                return rect
            };
      var isFullScreening = false
        function setFloating() {
        if (isFullScreening) {
          return
            }
        var toobarBoxPos = domUtils.getXY(toolbarBox),
          origalFloat = domUtils.getComputedStyle(toolbarBox, 'position'),
          origalLeft = domUtils.getComputedStyle(toolbarBox, 'left')
            toolbarBox.style.width = toolbarBox.offsetWidth + 'px'
            toolbarBox.style.zIndex = me.options.zIndex * 1 + 1
            toolbarBox.parentNode.insertBefore(placeHolder, toolbarBox)
            if (LteIE6 || (quirks && browser.ie)) {
          if (toolbarBox.style.position != 'absolute') {
            toolbarBox.style.position = 'absolute'
                }
          toolbarBox.style.top = (document.body.scrollTop || document.documentElement.scrollTop) - orgTop + topOffset + 'px'
            } else {
          if (toolbarBox.style.position != 'fixed') {
            toolbarBox.style.position = 'fixed'
                    toolbarBox.style.top = topOffset + 'px';
            ((origalFloat == 'absolute' || origalFloat == 'relative') && parseFloat(origalLeft)) && (toolbarBox.style.left = toobarBoxPos.x + 'px')
                }
        }
      }
      function unsetFloating() {
        if (placeHolder.parentNode) {
          placeHolder.parentNode.removeChild(placeHolder)
            }
        toolbarBox.style.cssText = bakCssText
        }

      function updateFloating() {
        var rect3 = getPosition(me.container)
            var offset = me.options.toolbarTopOffset || 0
            if (rect3.top < 0 && rect3.bottom - toolbarBox.offsetHeight > offset) {
          setFloating()
            } else{
          unsetFloating()
            }
      }
      var defer_updateFloating = utils.defer(function() {
        updateFloating()
        }, browser.ie ? 200 : 100, true)

        me.addListener('destroy', function() {
        $(window).off('scroll resize', updateFloating)
            me.removeListener('keydown', defer_updateFloating)
        })

        if (checkHasUI(me)) {
        toolbarBox = $('.edui-toolbar', me.container)[0]
            me.addListener('afteruiready', function() {
          setTimeout(function() {
            orgTop = $(toolbarBox).offset().top
                }, 100)
            })
            bakCssText = toolbarBox.style.cssText
            placeHolder.style.height = toolbarBox.offsetHeight + 'px'
            if (LteIE6) {
          fixIE6FixedPos()
            }

        $(window).on('scroll resize', updateFloating)
            me.addListener('keydown', defer_updateFloating)
            me.addListener('resize', function() {
          unsetFloating()
                placeHolder.style.height = toolbarBox.offsetHeight + 'px'
                updateFloating()
            })

            me.addListener('beforefullscreenchange', function(t, enabled) {
          if (enabled) {
            unsetFloating()
                    isFullScreening = enabled
                }
        })
            me.addListener('fullscreenchanged', function(t, enabled) {
          if (!enabled) {
            updateFloating()
                }
          isFullScreening = enabled
            })
            me.addListener('sourcemodechanged', function(t, enabled) {
          setTimeout(function() {
            updateFloating()
                }, 0)
            })
            me.addListener('clearDoc', function() {
          setTimeout(function() {
            updateFloating()
                }, 0)

            })
      }
    })
  })
UM.registerUI('source', function(name) {
    var me = this
    me.addListener('fullscreenchanged', function() {
      me.$container.find('textarea').width(me.$body.width() - 10).height(me.$body.height())
    })
    var $btn = $.eduibutton({
      icon: name,
      click: function() {
        me.execCommand(name)
            UM.setTopEditor(me)
        },
      title: this.getLang('labelMap')[name] || ''
    })

    this.addListener('selectionchange', function() {
      var state = this.queryCommandState(name)
        $btn.edui().disabled(state == -1).active(state == 1)
    })
    return $btn
})

UM.registerUI('paragraph fontfamily fontsize', function(name) {
    var me = this,
      label = (me.options.labelMap && me.options.labelMap[name]) || me.getLang('labelMap.' + name),
      options = {
        label: label,
        title: label,
        comboboxName: name,
        items: me.options[ name ] || [],
        itemStyles: [],
        value: [],
        autowidthitem: []
      },
      $combox = null,
      comboboxWidget = null
    if (options.items.length == 0) {
      return null
    }
    switch (name) {
      case 'paragraph':
        options = transForParagraph(options)
            break;

      case 'fontfamily':
        options = transForFontfamily(options)
            break;

      case 'fontsize':
        options = transForFontsize(options)
            break;
    }

    // 实例化
    $combox = $.eduibuttoncombobox(options).css('zIndex', me.getOpt('zIndex') + 1)
    comboboxWidget = $combox.edui()

    comboboxWidget.on('comboboxselect', function(evt, res) {
      me.execCommand(name, res.value)
                    }).on('beforeshow', function() {
      if ($combox.parent().length === 0) {
        $combox.appendTo( me.$container.find('.edui-dialog-container'))
                        }
      UM.setTopEditor(me)
                    })


    //状态反射
    this.addListener('selectionchange', function(evt) {
      var state = this.queryCommandState(name),
        value = this.queryCommandValue(name)

        //设置按钮状态
        comboboxWidget.button().edui().disabled(state == -1).active(state == 1)
        if (value) {
        // 设置label
        value = value.replace(/['"]/g, '').toLowerCase().split(/['|"]?\s*,\s*[\1]?/)

            comboboxWidget.selectItemByLabel(value)
        }
    })

    return comboboxWidget.button().addClass('edui-combobox')

    /**
     * 宽度自适应工具函数
     * @param word 单词内容
     * @param hasSuffix 是否含有后缀
     */
    function wordCountAdaptive(word, hasSuffix) {
      var $tmpNode = $('<span>').html(word).css({
          display: 'inline',
          position: 'absolute',
          top: -10000000,
          left: -100000
        }).appendTo(document.body),
        width = $tmpNode.width()

        $tmpNode.remove()
        $tmpNode = null

        if (width < 50) {
        return word

        } else {
        word = word.slice(0, hasSuffix ? -4 : -1)

            if (!word.length) {
          return '...'
            }

        return wordCountAdaptive(word + '...', true)

        }
    }

    // 段落参数转换
    function transForParagraph(options) {
      var tempItems = []

        for (var key in options.items) {
        options.value.push(key)
            tempItems.push(key)
            options.autowidthitem.push(wordCountAdaptive(key))

        }

      options.items = tempItems
        options.autoRecord = false

        return options

    }

    // 字体参数转换
    function transForFontfamily(options) {
      var temp = null,
        tempItems = []

        for (var i = 0, len = options.items.length; i < len; i++) {
        temp = options.items[ i ].val
            tempItems.push(temp.split(/\s*,\s*/)[0])
            options.itemStyles.push('font-family: ' + temp)
            options.value.push(temp)
            options.autowidthitem.push(wordCountAdaptive(tempItems[ i ]))

        }

      options.items = tempItems

        return options

    }

    // 字体大小参数转换
    function transForFontsize(options) {
      var temp = null,
        tempItems = []

        options.itemStyles = []
        options.value = []

        for (var i = 0, len = options.items.length; i < len; i++) {
        temp = options.items[ i ]
            tempItems.push(temp)
            options.itemStyles.push('font-size: ' + temp + 'px')

        }

      options.value = options.items
        options.items = tempItems
        options.autoRecord = false

        return options

    }
  })


UM.registerUI('forecolor backcolor', function(name) {
    function getCurrentColor() {
      return domUtils.getComputedStyle($colorLabel[0], 'background-color')
    }

    var me = this,
      $colorPickerWidget = null,
      $colorLabel = null,
      $btn = null

    //querycommand
    this.addListener('selectionchange', function() {
      var state = this.queryCommandState(name)
        $btn.edui().disabled(state == -1).active(state == 1)

    })

    $btn = $.eduicolorsplitbutton({
      icon: name,
      caret: true,
      name: name,
      title: me.getLang('labelMap')[name],
      click: function() {
        me.execCommand(name, getCurrentColor())
        }
    })

    $colorLabel = $btn.edui().colorLabel()

    $colorPickerWidget = $.eduicolorpicker({
      name: name,
      lang_clearColor: me.getLang('clearColor') || '',
      lang_themeColor: me.getLang('themeColor') || '',
      lang_standardColor: me.getLang('standardColor') || ''
    })
      .on('pickcolor', function(evt, color) {
        window.setTimeout(function() {
          $colorLabel.css('backgroundColor', color)
                me.execCommand(name, color)
            }, 0)
        })
      .on('show', function() {
        UM.setActiveWidget(colorPickerWidget.root())
        }).css('zIndex', me.getOpt('zIndex') + 1)

    $btn.edui().on('arrowclick', function() {
      if (!$colorPickerWidget.parent().length) {
        me.$container.find('.edui-dialog-container').append($colorPickerWidget)
        }
      $colorPickerWidget.edui().show($btn, {
        caretDir: 'down',
        offsetTop: -5,
        offsetLeft: 8,
        caretLeft: 11,
        caretTop: -8
      })
        UM.setTopEditor(me)
    }).register('click', $btn, function() {
      $colorPickerWidget.edui().hide()
    })

    return $btn

})

})(jQuery)
